七十二行 qīshí'èrháng all walks of life Origin Definitions Defs Strokes Stroke Words Sentences Sents 七十 qīshí numeral seventy seventy; 70二 èr numeral two the number two; 2行 háng noun profession (bound form) line of business; trade; profession; commercial firm; seniority among siblings; expertise in a certain field; skill acquired through practice