| 释义 |
selenium /si'luniam; saUiniam/ n non-metallic element (symbol 8s) whose power to conduct electric current increases with the intensity of the light reaching it. 硒(非金属化学元素, 符号为 Se). ~cell, one containing a strip of ~, used in photo-electric devices, eg the exposure meter of a camera. 硒(质)光电管。 |