首頁›Browse›P›primary sectorprimary sector編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看primary sectorprimary sector — 名詞名詞1. the part of the economy that extracts raw materials from nature1.名詞釋義初級產業the part of the economy that extracts raw materials from nature例句Farming and mining are activities in the primary sector.