Lettsomite
绒铜矿
🗣️ 情景例句
Do you know anything about South American culture?
你了解南美洲的文化吗？
No, it isn't. Yes, it is.
不，它不是。 是的，它是。
A short while ago, however, he became a bus driver and he has not regretted it.
然而就在前不久，他开上了公共汽车，也并不为此而感到后悔。