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

• As the labeled DNA flows through the channel, it passes over a very narrowly focused beam of light.
  当标记的DNA从这个通道流过，它经过一个非常窄的会聚光束。
• He directed the tiny beam of light at the roof.
  他把那一小束光对准了屋顶。
• 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。
• Look, there's a beam of light coming through the thick fog.
  瞧，浓雾里射出了一道光线。
• The energy source for laser beam machining is a highly concentrated beam of light.
  激光切削的能量来源于一束高聚焦光。
• An analogy to demonstrate this principle could be seen in the projection of a movie onto a screen by a high powered and focused beam of light coming from the projector.
  能够看见投影在银幕上的电影，以此类推，通过高原子能量和聚焦光束就产生了投射机。
• 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。
• A device for projecting a beam of light.
  用来投射光束的装置。
• A beam of light passing through it is brought to a point or focus.
  光束通过它时能够汇聚成一点。
• 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。