Nitramide
[化] 硝酰胺
🗣️ 情景例句
Have you ever held a secretarial position?
你曾当过秘书吗？
He insisted that he was innocent.
他坚称自己是无辜的。
We were so excited, my brother and I, that we did not get to sleep until very late.
我们太激动，以至于我和我弟到很晚才睡得着。