Cucaivite
[化] 硒银铜矿
🗣️ 情景例句
That's a nice age. What's her name?
正是美妙年龄。她什么名字？
So long.
再见
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。”