Nnp
[医][=n-nitroso-piperidine]n-亚硝基替哌啶
🗣️ 情景例句
Oh yes.
噢， 好啊。
I did homework lat night.
我昨晚做家庭作业。
Instead of catching fish,they catch old boots and rubbish.
他们往往鱼钓不到，却钓上来些旧靴子和垃圾。