N,n-dimethyl-p-phenylenediamine
[化] N,N-二甲基对苯二胺
🧩 词语组成解析
[医] 二甲基
苯二胺
🗣️ 情景例句
What are your goals?
你有什么目标？
I know the boy whose father is an attorney.
我知道那个男孩的父亲是律师。
I am too tired to speak.
我累得说不出活来。