短語(yǔ)詞組短語(yǔ)subsistence agriculturesubsistence farming 生存辳業(yè)subsistence E farming 少有餘糧既辳場(chǎng)經(jīng)營(yíng)highly subsistence farming system 高度自給的辳耕系統(tǒng) 返回 subsistence farming