Pvdf
[化] 聚偏二氟乙烯
🗣️ 情景例句
once I print the article in the paper.
等我将这篇文章刊登在报纸上。
It doesn't happen every day.
这可不是天天都有的。
It looks like the shipping company did this.
应该是货运公司造成的吧。