Nafion
n. 全氟磺酸；电解质
🗣️ 情景例句
Hi, Dad.
你好， 爸爸。
We are delighted to know that you deal with export of Chinese chinaware. Could you supply us 300 sets of tableware for shipment before the end of May?
欣悉你方是中国瓷器出口商。能否给我方供应300套餐具，五月底前交货。
The cloud will lift quite quickly.
云很快就会消散的。