Dimorpholamine
[化] 双吗啉胺
🗣️ 情景例句
where would you choose to spend our anniversary?
会选哪里去度我们的结婚周年纪念日
A book is the same today as it always was and it will never change.
一本好书今天如此，将来也如此，永不改变。
Not too bad.I think I passed in English and Mathematics.
不算太坏，我想我的英语和数学及格了。