Nitronaphthalin
[医] 硝基萘
🗣️ 情景例句
I'm not sure I get your point.
我恐怕没听懂你的意思。
The children began to get across at each other.
孩子们开始争吵了。
They look around ,but Li Mei did not wait for their thanks.
他们看看周围--但刘梅没有等他们感谢就走了。