单词：photoelectrons
n. 光电子
n. an electron that is emitted from an atom or molecule by an incident photon
photoelectrons的用法和样例：
例句
- In order to produce photoelectrons, light is needed as the source of radiation.光电子的产生是需要有光作为辐射源。
- Also in the chamber, particulates such as dust and smoke are bombarded by photoelectrons to remove them from the air.而且，在反应窝内，尘埃及烟雾之类的粒子会受到光电子的碰撞而从空气中被脱除。