出气筒

(metaphorical) punching bag / undeserving target of sb's wrath

to go out / to come out / to occur / to produce / to go beyond / to rise / to put forth / to happen / (used after a verb to indicate an outward direction or a positive result) / classifier for dramas, plays, operas etc

variant of 出[chu1] (classifier for plays or chapters of classical novels)

to give vent to anger

gas / air / smell / weather / to make angry / to annoy / to get angry / vital energy / qi

gas; air / smell / weather / to make angry; to annoy; to get angry / vital energy; qi

inflator / bicycle pump

tube / cylinder / to encase in sth cylindrical (such as hands in sleeves etc)

variant of 筒[tong3]