Pneumeter
唿吸气量测定器
🗣️ 情景例句
Good luck! And stop worrying!
祝你好运， 别再担心！
Will this be fine?
这样可以吗？
There was a big civil rights march through the centre of Birmingham yesterday.
昨天大规模的民权示威游行经过伯明翰市中心。