N,n'-carbonyldiimidazole
[化] 羰二咪唑
🗣️ 情景例句
Don't laugh. In the beginner's class,they give you a chance to rest between exercises.
别笑。在初级课程中你有机会休息。
Did you have a good flight?
你旅途愉快吗？
Good morning.
早上好。