beam of light

英 [biːm ɒv laɪt]

美 [biːm əv laɪt]

光束

医学

英英释义

noun

• a column of light (as from a beacon)
  Synonym:beamlight beamrayray of lightshaftshaft of lightirradiation

双语例句

• He directed the tiny beam of light at the roof.
  他把那一小束光对准了屋顶。
• A beam of light generated by a laser.
  由激光器发出的一束光。
• In electron microscopes a beam of electrons instead of a beam of light is directed onto the specimen.
  在电子显微镜下，常使用一束电子光而不是普通光线来为标本照明。
• A plastic film that can polarize a beam of light; often used in sunglasses to eliminate glare.
  可以使光束偏振的一种塑料薄膜；使用时通常戴着太阳镜来挡住耀眼的光。
• A beam of light produced by a laser can weld metals.
  激光器发生的光束可以焊接金属。
• The wonderful reality is only a beam of light on the cliff.
  美好的现实只是悬崖上的一道光。
• This is what you see when you break up a beam of light with a prism.
  这就是你用棱镜分解一束光时所看到的东西。
• Reflection of a beam of light on the diaphragm falls on a phototransistor.
  经膜片反射的光束照射到光敏管上。
• Do you see a beam of light coming through the thick fog?
  你看见浓雾中射出的一道光线吗？
• The scientist in the blue ship sees his beam of light go straight up and come straight down.
  蓝色飞船里的科学家看到自己的那束光线从下面垂直地射到上面，然后又垂直地返回到下面。