Diethylenetriamine
[化] 二亚乙基三胺; 二(2-氨基乙基)胺
🗣️ 情景例句
I made an appointment with the doctor at three.
我和医生约好3点钟看病。
How many pieces are you going to buy?
你要买几个？
I can't get home so early, Dad!
这么早我到不了家，爸爸！