Pneumotachometer
唿吸速度描记器
🏥 医学释义
呼吸速度计
🗣️ 情景例句
So soon? Can't you stay a little longer?
就要走啊？你不能多呆一会儿吗？
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
I don't know. I can't see!
我不知道，我看不见。