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light-beam

英['laɪtb'iːm] 美['laɪtb'iːm]
  • n.光束

详细释义

名词 light beam:
  1. a column of light (as from a beacon)

双语例句

    用作名词 (n.)
    1. A light beam rushed to the night sky.
      一道光束冲向夜空。
    2. A beam of light produced by a laser can weldmetals.
      激光器发生的光束可以焊接金属。

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