Cyclopentene
环戊烯
🗣️ 情景例句
Besides Chinese New Year, what are the other festivals according to the Lunar Calendar?
农历新年以外还有什么节日？
It's easy for me!
这简单！
Two hours later, I was talking angrily to the station master at Westhaven.
两小时后，我气呼呼地同威斯特海温站站长说起此事。