Vinylidene
n. [有化] 亚乙烯基；乙烯叉
🗣️ 情景例句
What university did you graduate from?
你从哪所大学毕业的？
He apologized for having offended her visitors.
他因为冒犯她的客人而向她道歉。
Whenever I visit him, he is not at home.
不管我什么时候去找他，他都不在家。