Dien
[化] 二亚乙基三胺; 二(2-氨基乙基)胺
🗣️ 情景例句
Have fun and be careful.
好好玩，但小心点哦。
I couldn't wait any longer for you!
我等你等得不耐烦了！
While this was going on, Mr.Taylor was upstairs.
这开始发生时，泰勒先生正在楼上。