英语学习词典
  

beam

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beam [ bi:m] n.梁;横梁;束,柱

beam [ bi:m] vi.发光,发热;微笑

beam [bi:m] n. 平衡木

beam [ bi:m] n.(房屋等)大梁,光线

beam [bi:m]

EB Electron Beam 电子束

Women's Artistic Gymnastics Beam 竞技体操女子自由体操

Cantilever beam impact test 悬臂梁冲击试验

搁梁
shelf beam

梭梁
stabilizing beam

光束
light beam

电磁束栏障
eelctromagnetic beam barrier

支撑梁
support beam

The workers are examining the beams in the ceiling.
工人们在检查天花板的横梁。

a beam of light 一缕光线
a laser beam 一束激光
the beam of a car's headlights 车头灯的光线

Beaming with pleasure she stepped forward to receive her prize.
她微笑着上前领取奖品。

He beamed a cheerful welcome as he opened the door.
他开门时以微笑表示欢迎。

The sun beamed down upon the peaceful village.
阳光照耀着那个宁静的村庄。

Television began beaming the national nominating conventions onto the homes of Americans.
电视开始向美国家庭播放总统候选人全国提名大会的情况。

The news was beamed to East Africa by satellite.
该新闻节目通过卫星向东非播送。

He made a hole and peering through, could see jewellery, and other objects stacked in piles in the shadows that extended beyond the beam of light penetrating the interior.
他掏了个洞往里瞥去,能看见珠宝,在透进去的光线之外的阴影里面,还有些堆成堆的其他东西。

The girl lost her balance and fell off the balance beam.
小女孩失去了平衡,从平衡木上摔了下来。

We enjoy seeing the glorious beams of the rising sun.
我们喜欢观赏初升太阳的灿烂光辉。

She beamed at me.
她对我微笑。

She performed on the balance beam with much grace.
她在平衡木上表演得非常优美。

Angle beam method 斜射法

Beam 声束

Beam ratio 光束比

Beam angle 束张角

Beam axis 声束轴线

Beam index 声束入射点

Beam path location 声程定位

Beam path; path length 声程

Beam spread 声束扩散

Broad-beam condition 宽射束

Focused beam 聚焦声束

Main beam 主声束

Moving beam radiography 可动射束射线透照术

Narrow beam condition 窄射束

Normal beam method; straight beam method 垂直法

Object beam 物体光束

Object beam angle 物体光束角

Quality (of a beam of radiation) 射线束的质

Reference beam 参考光束

Refrence beam angle 参考光束角

beam 橫撑,横梁

a beam of (light) 一束(光)

@@@ 光
a beam of (light) 一束(光)
light up 1.发亮, 点亮
2.使(人的脸等)放光彩,容光焕发

beam n.v.杆;光线;放射;微笑

"Your school report is right on the beam: you followed directions exactly and got all the facts down in the right order."
“你的报告写的很对,你准确地按照要求写了,而且每个事实也都按照正确的次序写了进去。”

"I thought Mr. Claghorn's speech was right on the beam last night! Just like he says, we need to spend more money on educating our children. He makes a lot of sense to me."
“我认为克拉格霍恩先生昨晚上讲的话完全正确。就像他说的,我们应该花更多的钱在教育孩子方面。我觉得他讲的话很有道理。”

波束 [bō shù] /beam/

播送 [bō sòng] /broadcast/transmit/beam/

椽 [chuán] /beam/rafters/

栋 [dòng] /roof beam/

棼 [fén] /beams in roof/confused/

桴 [fú] /beam/rafter/

光束 [guāng shù] /beam/

横梁 [héng liáng] /beam/

棱 [léng] /corner/square beam/

楞 [léng] /corner/square beam/

梁 [liáng] /(surname)/beam of roof/bridge/

梁 [liáng] /beam of roof/

檩 [lǐn] /cross-beam/ridge-pole/

柁 [tuó] /main beam of roof/

{adj: beaming, beamy, effulgent, radiant, refulgent} radiating or as if radiating light
"the beaming sun"
"the effulgent daffodils"
"a radiant sunrise"
"a refulgent sunset"

{adj: beaming, glad} cheerful and bright
"a beaming smile"
"a glad May morning"

{adj: beaming} pleased and proud
"beaming parents"

{adj: beamy} broad in the beam
"a beamy cargo ship"

{adj: ceilinged} provided with a ceiling especially the overhead interior surface
"the large beam-ceilinged living room"
<-> floored

{adj: cloaked, clothed, draped, mantled, wrapped} covered with or as if with clothes or a wrap or cloak
"leaf-clothed trees"
"fog-cloaked meadows"
"a beam draped with cobwebs"
"cloud-wrapped peaks"

{adj: decayed, rotten, rotted} damaged by decay; hence unsound and useless
"rotten floor boards"
"rotted beams"
"a decayed foundation"

{adj: low-beam} used of headlights
"following with low-beam headlights"

{adj: structural} affecting or involved in structure or construction
"the structural details of a house such as beams and joists and rafters; not ornamental elements"
"structural damage"

{adj: trabeated, trabeate} not arcuate; having straight horizontal beams or lintels (rather than arches)

{adv: everlastingly, eternally, forever, evermore} for a limitless time
"no one can live forever"
"brightly beams our Father's mercy from his lighthouse evermore"- P.P.Bliss

{adv: large} with the wind abaft the beam
"a ship sailing large"

{adv: perfectly} in a perfect or faultless way
"She performed perfectly on the balance beam"
"spoke English perfectly"
"solved the problem perfectly"
<-> imperfectly

{n: Brockhouse, Bertram Brockhouse} Canadian physicist who bounced neutron beams off of atomic nuclei to study the structure of matter (1918-2003)

{n: I-beam} girder having a cross section resembling the letter `I'

{n: Kerr cell} optical device consisting of a transparent cell with two electrodes between two polarizing media; passes light only if the two planes of polarization are parallel; used as a high-speed shutter or to modulate a laser beam

{n: Polaroid} (trade mark) a plastic film that can polarize a beam of light; often used in sunglasses to eliminate glare

{n: Tyndall effect} the phenomenon in which light is scattered by very small particles in its path; it makes a beam of light visible; the scattered light is mainly blue

{n: X-ray tube} a vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays

{n: analytical balance, chemical balance} a beam balance of great precision used in quantitative chemical analysis

{n: balance beam, beam} a gymnastic apparatus used by women gymnasts

{n: beam balance} a balance consisting of a lever with two equal arms and a pan suspended from each arm

{n: beam, beam of light, light beam, ray, ray of light, shaft, shaft of light, irradiation} a column of light (as from a beacon)

{n: beam, ray, electron beam} a group of nearly parallel lines of electromagnetic radiation

{n: beam-ends} (nautical) at the ends of the transverse deck beams of a vessel
"on her beam-ends" means heeled over on the side so that the deck is almost vertical

{n: beam} (nautical) breadth amidships

{n: beam} long thick piece of wood or metal or concrete, etc., used in construction

{n: betatron, induction accelerator} accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux

{n: box beam, box girder} a beam built up from boards; has a hollow rectangular cross section

{n: cantilever} projecting horizontal beam fixed at one end only

{n: cathode ray} a beam of electrons emitted by the cathode of an electrical discharge tube

{n: cathode-ray tube, CRT} a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen

{n: collider} an accelerator in which two beams of particles are forced to collide head on

{n: collimator} optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam

{n: converging lens, convex lens} lens such that a beam of light passing through it is brought to a point or focus

{n: diffraction grating, grating} optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum

{n: diverging lens, concave lens} a lens such that a parallel beam of light passing through it is caused to diverge or spread out

{n: electron microscope} a microscope that is similar in purpose to a light microscope but achieves much greater resolving power by using a parallel beam of electrons to illuminate the object instead of a beam of light

{n: electron optics} the branch of electronics that deals with beams of electrons and their focusing and deflection by magnetic fields

{n: eye-beaming} a radiant glance of the eye
"he pretended profundity by eye-beamings at people"

{n: fish joint} a butt joint formed by bolting fish plates to the sides of two rails or beams

{n: fishplate} metal plate bolted along sides of two rails or beams

{n: flood, floodlight, flood lamp, photoflood} light that is a source of artificial illumination having a broad beam; used in photography

{n: foglamp} headlight that provides strong beam for use in foggy weather

{n: girder} a beam made usually of steel; a main support in a structure

{n: header, lintel} horizontal beam used as a finishing piece over a door or window

{n: high beam} the beam of a car's headlights that provides distant illumination

{n: incidence} the striking of a light beam on a surface
"he measured the angle of incidence of the reflected light"

{n: ion beam, inoic beam} a beam of ions moving in the same direction at the same speed

{n: joist} beam used to support floors or roofs

{n: keelson} a longitudinal beam connected to the keel of ship to strengthen it

{n: keel} one of the main longitudinal beams (or plates) of the hull of a vessel; can extend vertically into the water to provide lateral stability

{n: laser beam} a beam of light generated by a laser

{n: laser printer} electrostatic printer that focuses a laser beam to form images that are transferred to paper electrostatically

{n: laser, optical maser} an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light

{n: lens, electron lens} electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons

{n: low beam} the beam of a car's headlights that provides illumination for a short distance

{n: major lobe} the maximum lobe in the radiation pattern which is intended to be along the forward axis and which gives the effect of a beam

{n: parabolic reflector, paraboloid reflector} a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam

{n: particle beam} a collimated flow of particles (atoms or electrons or molecules)

{n: photocoagulation} surgical procedure that uses an intense laser beam to destroy diseased retinal tissue or to make a scar that will hold the retina in cases of detached retina

{n: plate} structural member consisting of a horizontal beam that provides bearing and anchorage

{n: post and lintel} a structure consisting of vertical beams (posts) supporting a horizontal beam (lintel)

{n: prism, optical prism} optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

{n: projector} an optical device for projecting a beam of light

{n: proton accelerator} a collider that collides beams of protons and antiprotons

{n: radio beam, beam} a signal transmitted along a narrow path; guides pilots in darkness or bad weather

{n: rafter, balk, baulk} one of several parallel sloping beams that support a roof

{n: raster} the rectangular formation of parallel scanning lines that guide the electron beam on a television screen or a computer monitor

{n: reflection, reflexion, reflectivity} the ability to reflect beams or rays

{n: rider plate} a horizontal beam (or plate) connected to the top of a ship's vertical keel or to the keelson

{n: ridge, ridgepole, rooftree} a beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters

{n: scanning} the act of systematically moving a finely focused beam of light or electrons over a surface in order to produce an image of it for analysis or transmission

{n: searchlight} a light source with reflectors that projects a beam of light in a particular direction

{n: shore, shoring} a beam or timber that is propped against a structure to provide support

{n: smart bomb} a bomb that can be guided (by a laser beam or radio) to its target
"smart bombs have revolutionized aerial bombardment"
<-> dumb bomb

{n: soffit} the underside of a part of a building (such as an arch or overhang or beam etc.)

{n: spotlight, spot} a lamp that produces a strong beam of light to illuminate a restricted area; used to focus attention of a stage performer

{n: standard} an upright pole or beam (especially one used as a support)
"distance was marked by standards every mile"
"lamps supported on standards provided illumination"

{n: steelyard, lever scale, beam scale} a portable balance consisting of a pivoted bar with arms of unequal length

{n: step} a solid block joined to the beams in which the heel of a ship's mast or capstan is fixed

{n: television camera, tv camera, camera} television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam

{n: tensiometer} a measuring instrument for measuring the tension in a wire or fiber or beam

{n: tie, tie beam} a horizontal beam used to prevent two other structural members from spreading apart or separating
"he nailed the rafters together with a tie beam"

{n: timber} a beam made of wood

{n: trave, traverse, crossbeam, crosspiece} a horizontal beam that extends across something

{n: truss} a framework of beams (rafters, posts, struts) forming a rigid structure that supports a roof or bridge or other structure

{v: air, send, broadcast, beam, transmit} broadcast over the airwaves, as in radio or television
"We cannot air this X-rated song"

{v: beam} express with a beaming face or smile
"he beamed his approval"

{v: beam} smile radiantly ; express joy through one's facial expression

{v: cantilever} construct with girders and beams such that only one end is fixed
"Frank Lloyd Wright liked to cantilever his buildings"

{v: crib} line with beams or planks
"crib a construction hole"

{v: dim, dip} switch (a car's headlights) from a higher to a lower beam

{v: dispread} spread abroad or out
"The sun dispread its beams"

{v: glow, beam, radiate, shine} especially of the complexion: show a strong bright color, such as red or pink
"Her face glowed when she came out of the sauna"

{v: glow, beam, radiate, shine} experience a feeling of well-being or happiness, as from good health or an intense emotion
"She was beaming with joy"
"Her face radiated with happiness"

{v: hold, support, sustain, hold up} be the physical support of ; carry the weight of
"The beam holds up the roof"
"He supported me with one hand while I balanced on the beam"
"What's holding that mirror?"

{v: occult} become concealed or hidden from view or have its light extinguished
"The beam of light occults every so often"

{v: project, cast, contrive, throw} put or send forth
"She threw the flashlight beam into the corner"
"The setting sun threw long shadows"
"cast a spell"
"cast a warm light"

{v: ray} emit as rays
"That tower rays a laser beam for miles across the sky"

{v: refract} subject to refraction
"refract a light beam"

{v: scan} make a wide, sweeping search of
"The beams scanned the night sky"

{v: scan} move a light beam over ; in electronics, to reproduce an image

{v: shine, beam} emit light ; be bright, as of the sun or a light
"The sun shone bright that day"
"The fire beamed on their faces"

{v: wire} fasten with wire
"The columns were wired to the beams for support"
<-> unwire

The laser's beam cauterized the small vessels as it moved along.
光束边移动边烙着微细血管。

In The Hitchhiker's Guide To The Galaxy, a series of best-selling books growing out of a 1978 British radio series, researchers and travelers armed with mobile electronic devices roam the galaxy, beaming in reviews which are instantly available to anybody to read.
《星系搭便车旅行者指南》是根 1978年英国电台的系列广播节目编辑而成的一套畅销书。在这套丛书里,配备移动电子设备的研究人员和旅行者在星系间漫游,任何人都可以立即读到他们借助无线传输的评论。

Neither did I. Oddly enough though, a great number of people have been connecting always-on digital cameras to the Net, beaming back pictures even full-motion video of themselves as they putter around on their computers and about their homes.
我没有这样想。说来奇怪,许多人将老开开的数码相接上网络,一边在电脑上和家中消磨时间,一边翻看以前的照片和录像。

Thrilled about beaming with a stranger, we made e-business cards and beamed those too.
陌生人进行无线通信真令人兴奋,我们又制作了电子名片互相传输。

We were beaming away like idiots, and no one noticed.
我们的行为看上去就像傻瓜一样,但没有任何人注意到这一点。

Move the laser beam fixed to your head to highlight an electronic image of the grilled eel that's in your lunch box. Then push the " eat " button and the robot arm swoops down with a fork and spoon to grab the real thing for you.
将固定在头部的激光束对准午餐盒中烤鳗鱼的电子图像,然后按一下吃按钮,机器人就会拿起刀叉,把真正的食品送到你嘴边。

He sits in the back of a white van, beaming as usual, surrounded by a team of assistants from Amazon.com, the Web's biggest retail store and, someday, if Bezos gets it right, Earth's Biggest Store.
杰夫·贝索斯喜欢活动。他坐在一辆白色面包车后面,像往常一样脸上挂满微笑,身边围坐着一群亚马孙网上公司的助手。该网站是最大的网上零售商店。如果贝索斯说的没错的话,将来有一天它将发展成为地球上最大的商店。

The Solar and Heliospheric Observatory( SOHO), launched in 1996, has beamed back hundreds of thousands of images of solar eruptions and made dozens of scientific discoveries. 1996年发射的这颗卫星在发回了数十万幅太阳爆发的图片和完成了数十项科研成果后,在不久以前的 6月突然沉默,好像在太空中消失了。 ButsuddenlylastJuneSOHOfellsilent, seeminglylostinspace.

On July 23, Arecibo directed a powerful high-frequency radio beam toward SOHO's last location, 1.6 million km away. 7月 23日,阿雷西沃向 160万公里外太阳观测卫星最后的位置发射了强力的高频射电波束。

Germany's Ambassador Pleuger, however, said the G-four would press for an early vote on their resolution. When asked if the coalition including his country, Brazil, India and Japan could pick up the necessary 128 votes, he beamed with confidence.
然而德国驻联合国大使普洛伊格说,四国将争取及早就他们的议案进行表决。当人们问他这个包括德国、巴西、印度和日本的四国集团能否赢得所需的128 票时,他发出了充满信心的笑容。

Twin I-beam front axle 双I字臂前轴

Twin I-beam front suspension 双I字臂前悬吊

激光诱导光束干涉检测 detection of laser-induced light beam I…

双束差分检测器 detector of dual-beam difference

HS59111010
Narrow fabrics of velvet impregntd with rubber f coverg weaving beams
橡胶浸渍的包覆纺缍(织轴)的狭幅起绒织物

HS84561000
Machine-tools operatd by laser/light/photo beam process
用激光、其他光或光子束处理材料的加工机床

HS8515
Electric ( including electrically heated gas ), laser or other light or photon beam, ultrason
电气、激光、光子束、超声波、电子束焊机等

HS8539
Electric filament or discharge lamps, including sealed beam lamp units and ultra-violet or in
白炽灯泡、放电灯管;弧光灯

HS85391000
Sealed beam lamp units
封闭式聚光灯

spsc-20141002
Wellhead beam pumps
井口梁式泵

spsc-30101700
Beams
梁材

spsc-30101701
Ferrous alloy beams
铁基合金梁

spsc-30101702
Non ferrous alloy beams
非铁基合金梁

spsc-30101703
Iron beams
铁梁

spsc-30101704
Steel beams
钢梁

spsc-30101705
Stainless steel beams
不锈钢梁

spsc-30101706
Aluminum beams
铝梁

spsc-30101707
Magnesium beams
镁梁

spsc-30101708
Titanium beams
钛梁

spsc-30101709
Copper beams
铜梁

spsc-30101710
Brass beams
黄铜梁

spsc-30101711
Bronze beams
青铜梁

spsc-30101712
Zinc beams
锌梁

spsc-30101713
Tin beams
锡梁

spsc-30101714
Lead beams
铅梁

spsc-30101715
Plastic beams
塑料梁

spsc-30101716
Rubber beams
橡胶梁

spsc-30101717
Concrete beams
混凝土梁

spsc-30101718
Precious metal beams
贵重金属梁

spsc-30103601
Wood beams
木梁

spsc-30103602
Wood composite beams
木质混合梁

spsc-31162905
Beam clamps
线担夹

spsc-41111512
Triple beam balances
三倍杆式天平

spsc-41115322
Laser beam analyzers
激光束分析仪

spsc-42251601
Balance beams or boards or bolsters or rockers for rehabilitation or therapy
复原、治疗用平衡木、板、垫子和摇杆

spsc-49171501
Gymnastic bars or beams
体操用棒和梁

激光光束波形量测器 Laser Beam Profile Measuring Equipment

复光束光度计,复光束量测器 Double Beam Photometers

电子束用电源供应器 Power Supplies for Electron Beam

离子束用电源供应器 Power Supplies for Ion Beam

MBE设备 Molecular Beam Epitaxial Reactors

cantilever beam 悬臂梁

beam splitter 分束器,射束分离器

electron beam 电子束

laser beam 激光束

light beam 光束,光柱

parallel beam projector 平行光束投射器

triple beam balance 三杆式天平

double beam mass spectrometer 双束质谱仪

double beam spectrophotometer 双光束分光光度计

acoustical holography by electron-beam scanning 电子束扫描声全息

angle beam technique 斜角法

angle beam testing 斜角法

beam 横梁;声速

beam deflector 电子束偏转器

beam path distance 声程

beam ratio 声束比

beam spot diameter 束斑直径

beam-deflection ultrasonic flowmeter 声速偏转式超声流量计

beam-loading thermobalance 水平式热天平

cross-beam 横梁

diagonal beam 斜束

double-beam mass spectrometer 双束质谱计

double beam spectrum radiator 双光束光谱福射计

electron beam exposure apparatus 电子束曝光机

electron beam processing machine 电子束加工机

electron-beam atomizer 电子束原子化器

ion beam thinner 离子减薄机

laser beam ionization 激光电离

molecular beam mass spectrometer 调制分子束质谱计

movable cross-beam 移动横梁

multi-path diagonal-beam ultrasonic flowmeter 多声道斜束式超声流量计

normal beam technique 垂直法

normal beam testing 垂直法

rotating beam apparatus 旋臂装置

rotating-beam ceilometer 旋转波束云高计

rotating-beam cloud height meter 旋转波整束云高计

single beam spectrum radiator 单光束光谱辐射计

single-path diagonal-beam flowmeter 单声道斜束式流量计

X-ray beam stop X射线光束截捕器

船宽 Beam


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