Dimethylnitrosamine
n. [化]二甲基亚硝胺
🗣️ 情景例句
I have to leave. I feel terrible, but...
我得走了。真是糟糕透了， 但……
How can you be so stubborn?
怎么那么死脑筋？
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。