Polyflon
聚四氟乙烯树脂(商品名)
🗣️ 情景例句
and it's only about an hour's drive from here.
而且从此地到那里只有大约一小时的车程。
First of all, I want to thank you all for coming to this party.
首先，我人感谢各位出度这次晚会。
Aren't you concerned about it?
难道你不担心吗？