Dihydrocinchonine
二氫 金雞納寧
??? 情景例句
Can you have lunch with us later?
你能與我們一起共進(jìn)午餐嗎？
Excuse me? I didn't hear what you said.
對(duì)不起，我沒有聽清你說的話。
How do you want it separated?
怎么分呢。