Dinitrocarbanilide
[化] 对称二硝苯脲
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
I really must be going now.
现在我真的该告辞了。
You will not have to spend the next few days recovering from a long and arduous journey.
用不着因为漫长的旅途的辛苦而花几天时间休息来恢复精神。