Mef
abbr. maximal expiratory flow 最大呼气流量
🗣️ 情景例句
We love having you here,
我们喜欢你们住这里，
I think it's going to be too high.
我认为它将太高。
The plane was late and detectives were waiting at the airport all morning.
飞机误点了，侦探们在机场等了整整一上午。