Fluoroalkane
[机] 氟烷
🗣️ 情景例句
Hello, my name is Robbie Stewart.
喂，我叫Robbie Stewart。
Here you are , please check.
给你，请查一下。
Jim looks at Li Lei's apples. Oh! he says.
吉姆看看李垒的苹果。“噢！”他说