Polyhydrate
多水合物
🗣️ 情景例句
No. Instead of exercising, I photographed the class.
没有， 没有， 我在给他们拍照。
He who does not advance falls backward.
不进则退。
because they are unwilling to have their names entered as having taken out such and such a book,
因为它们不愿让人家记下它们公司的名字和借阅的某一本书。