beam of light
英 [biːm ɒv laɪt]
美 [biːm əv laɪt]
光束
英英释义
noun
- a column of light (as from a beacon)
双语例句
- Where there is nothing in the path of the beam of light, nothing is seen.
如果光束轨迹上没有东西，就什么也看不出来。 - 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。 - 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。 - The surface is not perpendicular to the beam of light illuminating it.
阳光所照的平面，与光本身并不垂直。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。