Fluoropak
聚四氟乙烯载体
🗣️ 情景例句
Sounds interesting.
听起来很有趣。
If you don't like it ,I wish you would say so.
如果你不喜欢，我想要你这样说。
That machine joins these different pieces of metal together.
那台机器把这些不同的金属片焊接起来。