Pvdf
[化] 聚偏二氟乙烯
🗣️ 情景例句
these photos in your performing arts section.
你这些表演艺术中心部分的照片。
I am honored by the invitation.
承蒙招待，深感荣幸。
No, they're still working on it.Let's go into the garage and have a look at it.
没有，他们还在修呢。我们到车库去看一下吧。