Nitrourethane
[化] 硝氨基甲酸乙酯
🗣️ 情景例句
555-2420. Thank you.
555 2420。谢谢你。
Be careful whom you appoint to the position of manager.
你该当心你所任命的那个经理。
We have this problem every year.
我们每年都碰到这类问题。末了，