Dinitrochlorobenzol
二硝基氯苯
🗣️ 情景例句
How did he get to be a department head so fast?
他怎么这么快就成为一个部门的主管？
I was so tired I couldn't keep up with her.
我太累了，跟不上她的步伐。
After seven days of this I went to a party.
这样过了7天以后，我去参加一次聚会。