Alkenes
(alkene 的复数) n.[化]烯烃,链烯
🗣️ 情景例句
No. Thank you. I have a dinner date.
不 谢谢。我要去赴晚餐约会。
If he doesn't wake him, I will.
如果他不，我将叫醒他。
Which would you like?
您喜欢哪种？