Fluorine(-containing)rubber
[化] 氟橡胶
🗣️ 情景例句
Grandpa,
爷爷，
Let me speak to you about some of the ways to successfully negotiate with foreigh businessmen.
但我仍然想跟你谈谈一些与外国商人成功谈判的方法。
Spring is the best season of the year.
春天是一年里最好的季节。