Phenylhydrazinlevulinic acid
[医] 苯肼-γ-酮戊酸
🧩 词语组成解析
🗣️ 情景例句
It's OK. I'm sure they meant well,
没有关 。我敢说他们有心帮忙
I'll try, but I may have to work late.
就这样办，不过，昨晚工作怕要很晚了。
I'm sorry, I don't know. You'd better ask that policeman.
对不起，我不知道。你最好问问那位警察。