Ethanediamine
[医] 乙二胺
🗣️ 情景例句
Stop complaining.
别抱怨了。
To break the routine.
调剂一下。
Glancing at it briefly, the dealer told him that it was worth $50.
古董商漫不经心看了一眼那幅画，告诉弗兰克那画值50英镑。