Pentanitrocellulose
五硝基纤维素
🗣️ 情景例句
Please accept these gifts with my thanks.
请接受这些礼物以表达我的谢意。
Well, thank you for coming.
唷，谢谢你的光临。
A recent article in a weekly newspaper, for instance,
例如，最近一家周报刊登了一篇文章，