Poly(vinyl chloride)
[化] 聚氯乙烯
🗣️ 情景例句
What power options are available? ( steering, brakes, windows.... )
（这种汽车）有中控系统吗？
I ate jam for breakfast yesterday.
我昨天早饭吃的是果酱。
Thank you. You watched the match, didn't you?
谢谢你。你看了比赛，对吧？