Dinitrocellulose
[化] 二硝酸纤维素\\n[医] 硝基纤维素, 火棉
🗣️ 情景例句
Thank you, Mr. Johnson.
谢谢你。约翰逊先生。
I see. I'll go and check.
噢，原来是这样，那我再去查查看。
Do you think that would help?
你认为那有用吗？