Nitrazine
[医] 硝嗪(一种染料,测定尿PH值的指示剂)
🗣️ 情景例句
I would like to introduce you to your editor.
我来介绍你认识这本书的编辑。
If he doesn't accompany him, I will.
如果他不，我将陪伴他。
Where are you from?
你从哪儿来的？