a signal transmitted along a narrow path; guides pilots in darkness or bad weather同义词:radio beam
long thick piece of wood or metal or concrete, etc., used in construction
a column of light (as from a beacon)同义词:beam of light, light beam, ray, ray of light, shaft, shaft of light, irradiation
a group of nearly parallel lines of electromagnetic radiation同义词:ray, electron beam
(nautical) breadth amidships
a gymnastic apparatus used by women gymnasts同义词:balance beam
动词 beam:
smile radiantly; express joy through one's facial expression
emit light; be bright, as of the sun or a light同义词:shine
express with a beaming face or smile
broadcast over the airwaves, as in radio or television同义词:air, send, broadcast, transmit
have a complexion with a strong bright color, such as red or pink同义词:glow, radiate, shine
experience a feeling of well-being or happiness, as from good health or an intense emotion同义词:glow, radiate, shine
例句
She performed on the balance beam with much grace.她在平衡木上表演得非常优美。
He stooped under the low beam.他在低矮的横梁下弯著腰。
From a sky of untarnished blue the sun beamed down upon Beijing.阳光透过万里碧空照耀着北京城。
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。
详细解释
beam n.Abbr. bm.(名词)缩写 bm.A squared-off log or a large, oblong piece of timber, metal, or stone used especially as a horizontal support in construction.梁、栋梁:建筑中用作水平支撑的,多为切成方形的圆木或长方形木材、金属或石头Nautical【航海】 A transverse structural member of a ship`s frame, used to support a deck and to brace the sides against stress.船梁:船的横向结构,用以支撑甲板并固着在船体的两则以抵抗压力The breadth of a ship at the widest point.船幅:船体的最大宽度The side of a ship:舷:例句:sighted land off the starboard beam.转向右舷方向便望见了陆地 Informal The widest part of a person`s hips:【非正式用语】 臀围:臀部最宽处:例句:broad in the beam.臀部宽大 A steel tube or wooden roller on which the warp is wound in a loom.卷轴:织机上的铁管或木轮,供经线缠绕之用An oscillating lever connected to an engine piston rod and used to transmit power to the crankshaft.传动杆:可摆动的杠杆,与引擎之活塞相连,用以向机轴传送能量 The bar of a balance from which weighing pans are suspended.杆,杠杆:天平上悬挂秤盘的横杆Sports A balance beam.【体育运动】 平衡木The main horizontal bar on a plow to which the share, colter, and handles are attached.车辕、犁柄:犁上主要的横棍,用以固定犁铧、犁刀和柄One of the main stems of a deer`s antlers.小鹿角的主干 A ray or shaft of light.光柱,光束A concentrated stream of particles or a similar propagation of waves:波束:粒子聚流或以类似方式传播的波:例句:a beam of protons; a beam of light.质子电波;光束 A radio beam.无线电波v.(动词)beamed,beam.ing,beams v.intr.(不及物动词)To radiate light; shine.发光;照射To smile expansively.愉快地笑,眉开眼笑v.tr.(及物动词)To emit or transmit:发送,传送:例句:beam a message via satellite.通过卫星传送一条信息 To express by means of a radiant smile:微笑示意:例句:He beamed his approval of the new idea.他微笑表示赞同这个新主意 <习惯用语>on the beam Following a radio beam. Used of aircraft.跟随无线电波。用于指飞机On the right track; operating correctly.正确:在正确轨道上;行为端正的习惯用语>来源:Middle English bem 中古英语 bem from Old English bôam * see bheu…- 源自 古英语 bôam *参见 bheu…-