Heptene
[化] 庚烯
🗣️ 情景例句
John and I celebrate our fortieth anniversary next month.
下个月John和我将庆祝我们的结婚四十年纪念。
Although men are very different, often they have the same feelings.
人们虽然各自迥然不同，但是都具有相同的感情。
You mean it looks strange!
你的意思是这看起来很奇怪吧！