肺通气 fèitōngqì pulmonary ventilation Origin Definitions Defs Strokes Stroke Words Sentences Sents 肺 fèi noun lung lung; the breathing organ in the chest of humans and many animals, also called 肺脏 fèizàng通气 通氣 tōngqì to ventilate to allow air to flow or circulate; to aerate or breathe freely