Nitrourethane
[化] 硝氨基甲酸乙酯
🗣️ 情景例句
Yes.
是的。
How are you?
你好吗？
He sent yet another fax informing the journalist that if he did not reply soon he would be fired.
于是他又发了一份传真，通知那位记者说，若再不迅速答复，将被解雇。