Pentanitrocellulose
五硝基纤维素
🗣️ 情景例句
OK.
好的。
Me too. I was hoping we could eat here tonight, but it looks like that's out of the question.
我也这么想。我原本希望我们能在这儿吃晚饭，但现在看来是不成了。
They dare not tell the truth.
他们不敢说实话。