Diphenylbenzidine
二苯基联苯胺
🗣️ 情景例句
She says you're quite a man.
她说你是个了不起的人。
I'm going to show him how to cook.
我正要指点他如何做饭。
Excuse me, please! Which is the way to the North Street Hospital?
请问，去北街医院怎么走？