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VERB
眉開眼笑；笑容滿面
If you say that someone is beaming, you mean that they have a big smile on their face because they are happy, pleased, or proud about something.
例句
Frances beamed at her friend with undisguised admiration...
弗朗西絲開心地對自己的朋友笑著，毫不掩飾她的羨慕之情。
'Welcome back,' she beamed.
“歡迎回來，”她滿面笑容地說。
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N-COUNT
（能量、放射線或粒子的）束，柱
A beam is a line of energy, radiation, or particles sent in a particular direction.
例句
...high-energy laser beams.
高能激光束
...a beam of neutrons.
一束中子
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V-ERG
（通過電子設備）發(fā)送，發(fā)射
If something beams radio signals or television pictures or they are beamed somewhere, they are sent there by means of electronic equipment.
例句
The interview was beamed live across America...
這次訪談向全美國現(xiàn)場直播。
The live satellite broadcast was beamed into homes across America.
此次衛(wèi)星直播被發(fā)送到美國的千家萬戶。
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N-COUNT
（光）束；（光）線
A beam of light is a line of light that shines from an object such as a lamp.
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VERB
照耀；照射
If something such as the sun or a lamp beams down, it sends light to a place and shines on it.
例句
A sharp white spotlight beamed down on a small stage...
聚光燈的強烈白光照在小舞臺上。
All you see of the outside world is the sunlight beaming through the cracks in the roof.
而外面的世界，你所能看見的就只是透過房頂縫隙射進來的陽光。
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N-COUNT
梁；橫梁
A beam is a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building.
例句
The ceilings are supported by oak beams.
房頂用橡木橫梁支撐。
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N-SING
（體操中的）平衡木
In gymnastics, the beam is a piece of equipment that consists of a narrow wooden bar on which gymnasts balance and perform movements.