Halon
卤化烷（常用以灭火）
🗣️ 情景例句
Good-bye. Take care of yourself.
多多保重，再见。
Could you change my flight date from London to Tokyo?
请你更改一下从伦敦到东京的班机日期好吗？
I'm sure that you need an X-ray, Andy.
我看你需要做一次X光透视。