Mbna
[医][=N-methyl-N-benzylnitrosamine]N-甲基-N-苄基亚硝胺
🗣️ 情景例句
He couldn't take time off to come to New York with me.
他走不开 没办法和我一起来纽约。
I'm going to show him how to speak Spanish.
我正要指点他如何讲西班牙语。
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。