Pyroxylin
[化] 胶棉; 弱棉\\n[医] 火棉, 二硝化纤维素
✅ 同义词
🗣️ 情景例句
About fifteen minutes.
大约十五分钟吧。
Nothing comes out of the sack but what was in it.
无风不起浪。
I can understand why.
其原因我能理解。