Nafion
n. 全氟磺酸；电解质
🗣️ 情景例句
I see you're feeling better already, Betty.
我看得出来你已经感觉好些了， Betty。
The best fish swim near the bottom.
好鱼游水底。
Good. That's just what we want to hear.
很好，那正是我们想要听的。