Hexafluoropropylene
[化] 六氟丙烯
🗣️ 情景例句
I love mashed potatoes, and also boiled, baked, scalloped or fried.
我很喜欢吃土豆泥，还有煮土豆、烤土豆和炸土豆我都喜欢。
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
Every year, several classes visit the factory.
每年都有好几个班去参观这家工厂。