Nitrobenzidine
[化] 硝基联苯胺
🗣️ 情景例句
always makes one a little nervous.
总是让人有些紧张。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
Excuse me. I've lost my cat. Have you seen it anywhere?
打扰了。我的猫丢了，你在哪见过吗？