投诉无门 tóusùwúmén to have no way to lodge a complaint Definitions Defs Origin Strokes Stroke Words Sentences Sents 投诉 投訴 tóusù verb to complain to lodge a formal complaint; to report a grievance or loss to relevant authorities or departments for resolution无门 無門 wúmén no way out to have no way or means of solving a problem; to find all doors closed
