Dinitrocellulose
[化] 二硝酸纤维素\\n[医] 硝基纤维素, 火棉
🗣️ 情景例句
I can't answer that one.
我回答不出那个问题。
A good maxim is never out of season.
至理名言不会过时。
When is it going to be on the market?
什么时候上市啊