Nitrosopyrrolidine
[化] 亚硝基吡咯烷
🗣️ 情景例句
That's true.
正是如此。
What are you drawing?
你正在画什么？
he said. But I don't have many friends, and I don't enjoy myself very much. I don't know why!
他说，“但是我没有很多朋友，我过得不很愉快。我不懂为什么！”