Cacheutaite
硒铜铅矿
🗣️ 情景例句
U2 are touring here in October, and I hear they put on quite a show.
U2 八月份将来这里做巡回演出，我听说他们的表演很卖力。
Idle young, needy old.
少壮不努力，老大徒伤悲。
I'm fine, thanks. And you?
我很好，谢谢。你呢？