Photocathode
n. 光电阴极
🗣️ 情景例句
He was left in charge of the shop while the manager was away.
经理不在时他负责这个商店。
I'll have mashed potatoes and green beans.
我要土豆泥和青豆。
I'm sorry to have done that. I didn't mean to be so rude.
我为那样做感到抱歉。我并不想那样粗鲁的。