selenium
n[U]
(chemistry 化) non-metallic element whose power to conduct electric current increases as the light reaching it becomes more intense 硒. =>App 10 见附录 10.
🗣️ 情景例句
I'm writing a story for the high-school paper.
我正在为高中校刊写一篇东西。
If you want to be healthy, you have to stop smoking a pipe.