Dnn
[医][=1，5-dinitronaphthalene]1，5-二硝基萘
🗣️ 情景例句
I'll do it.
我会去办。
Do you usually work at the restaurant after school?
你通常在放学后在餐厅工作吗？
Are there any women near the house?
房子附近有女人吗？