Pentahydrite
[矿]五水泻盐
🗣️ 情景例句
I moonlight as a reporter.
我兼职当记者。
I'll have studied English for four years next March.
到明年三月，我就学了四年的英语了。[将来完成时，表示将完成…，会做完…]
It's a book.
一本书。