beam
柯林斯詞典
1. V-T/V-I 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. 綻開笑容[書面]
Frances beamed at her friend with undisguised admiration. 弗朗西絲用毫不掩飾的羨慕的神情朝她的朋友們綻開了笑容。
"Welcome back," she beamed. “歡迎回來，”她笑容滿面地說。
2. N-COUNT A beam is a line of energy, radiation, or particles sent in a particular direction. (能量、輻射、粒子) 束
...high-energy laser beams. …高能激光束。
3. V-T/V-I If radio signals or television pictures are beamed somewhere, they are sent there by means of electronic equipment. 播送
The interview was beamed live across America. 那場訪談同步播送至全美。
The Sci-Fi Channel began beaming into 10 million American homes this week. 科幻頻道本周已經(jīng)開始播送到1000萬個(gè)美國家庭。
4. N-COUNT A beam of light is a line of light that shines from an object such as a lamp. (光) 束
A beam of light slices through the darkness. 一道光束劃破了黑暗。
5. N-COUNT A beam is a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building. 梁
The ceilings are supported by oak beams. 天花板由橡木橫梁支撐著。
返回 beam
beam /bi?m/ (beaming,beamed,beams)
劍橋詞典
beam noun [C] (LINE)
a line of light that shines from a bright object光線；光束；光柱
We could just pick out the trail in the weak beam of the flashlight . 我們借著手電筒微弱的光僅能勉強(qiáng)認(rèn)清路。
The rabbit stopped , mesmerized by the beam of the car's headlights . 兔子被汽車前燈射出的光束迷住了眼，停了下來。
也見 moonbeam
sunbeam
a line of radiation or particles flowing in one direction
（定向發(fā)出的）射束，粒子流
a laser beam 激光束
an electron beam 電子波
beam noun [C] (WOOD)
a long , thick piece of wood , metal , or concrete , especially used to support weight in a building or other structure
（尤指支撐建筑物或其他結(jié)構(gòu)的）梁，桁架，棟梁
The sitting room had exposed wooden beams. 客廳頂上有裸露的木梁。
?the beam
in the sport of women's gymnastics , a wooden bar on which the competitors balance and perform movements
（女子體操運(yùn)動(dòng)中的）平衡木 返回 beam