N'n'-dibenzylethylenediamine
[化] N'N'-二苄基乙二胺
🗣️ 情景例句
I don't envy him his money problems.
我庆幸自己没有他那些金钱的烦恼。
How long is the street?
这条街有多长？
I suddenly felt very worried, but could not say anything.
我突然非常着急起来，但却什么也说不出来。