Lancasterite
水菱镁矿
🗣️ 情景例句
Do you remember
你记得
I will have done it by the time you come back.
在你回来之前，我会做完它。[将来完成时，表示将完成…，会做完…]
Well, I've recently started biology.
喏，我最近开始学生物学了。