ˋshìㄋㄨㄥˊnóngㄍㄨㄥgōngㄕㄤshāng

  1. 古代人民從事職業管子·》:士農工商四民石民。」歧路·》:士農工商是正。』」

"the four classes" of ancient China, i.e. scholars, farmers, artisans, and merchants