Whitneyite
淡砷铜矿
🗣️ 情景例句
No, I'm not kidding.
不， 我不是说笑。
Frightened to death.
吓死人了。
I'm very sorry. Usually I'm very careful. I have never lost a book before. It won't happen again.
“很对不起。通常我是非常小心的。我以前从来没有丢过书。这样的事不会再发生了。”