Vinylic
[有化] 乙烯的
🗣️ 情景例句
Fine, thank you.
很好， 谢谢。
John has his own family now.
约翰现在有自己的家了。
As complaints must be made in writing, the Ombudsman receives an average of 1,200 letters a year.
由于意见均需用书面形式提出，司法特派员每年平均收到1，200封信。