Dinitroaniline
二硝基苯胺
🗣️ 情景例句
Normally I go to bed at about ten o'clock.
通常我在 10:00 睡觉。
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
He's not in trouble, I hope!
我希望他没有遇到麻烦！