Pentanitrocellulose
五硝基纤维素
🗣️ 情景例句
So I'd like to go over the details with you.
因此，我想同你们谈谈细节性的问题。
To organize a new political party
组织新政党
'You see.I've forgotten my key.'
“您瞧，我忘带钥匙了。”