Quinolyl
喹啉基
🗣️ 情景例句
My girlfriend recently broke my heart.
我的女朋友最近伤了我的心。
What's the suggested retail price?
建议零售价格是多少呢？
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。