Thoreaulite
钽钖矿; 钽钖矿
🗣️ 情景例句
I'm not sure I'm up to it.
我不能肯定我是否能做得来。
He feels resentment at the interruption.
他因被人打断而恼怒不已。
Yes, so we had better look over your specifications.
是的，所以我们最好先把您的规格说明细看一遍。