气筒 qìtǒng air pump Origin Definitions Defs Strokes Stroke Words Sentences Sents 出气筒 chūqìtǒng punching bag an undeserving target for someone's anger or frustration; a person used to vent one's spleen打气筒 dǎqìtǒng pump an air pump for inflating tires, balls, and other items