Halon
卤化烷（常用以灭火）
🗣️ 情景例句
He's up there at the lodge.
他在那边小屋 。
He has interviewed a lot of people for the job.
他已和许多应征这份工作的人面谈过了。
There are many things to be learnt when you start working.
开始工作时，你有许多东西要学。