Mfvl
abbr. maximal flow-volume loop 最大呼气流速-容积曲线
🗣️ 情景例句
If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用，那么每天千千万万的树木就可得以挽救。
Eagles fly alone, but sheep flock together.
鹰单飞，羊群集。
Finally, turn off the lights and lock the door.
最后，关上灯，锁好门。