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

• 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。
• He visualized what it would he like to ride on the end of a beam of light.
  他做了“思想实验”。他想象自己可以跑的像光一样快。
• He directed the tiny beam of light at the roof.
  他把那一小束光对准了屋顶。
• The beam of light is focused on the object under the microscope that is to be studied.
  在显微镜下，光线聚集在我们要研究的物体上。
• Make sure you can visualize all these spheres connected by the white beam of light before you move on.
  让你可以想象到所有这些领域连通白手电光在你继续前进。
• 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。
• 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。
• 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。
• 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。
• 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？