Tefzel
乙烯-四氟乙烯共聚物
🗣️ 情景例句
I'm an exchange student.
我是一名交换学生。
Well, I'm still feeling a little homesick and so many things seem strange to me.
噢，我还感到有点想家。而且这里的很多东西我还不习惯。
You're just in time for the football match.
你正好赶上足球比赛。