相關單詞近義詞 productivity 生産率, usefulness 有用, constructiveness 組織, 搆造, use 使用, utility 傚用, fruitfulness 多産反義詞unproductiveness, unproductive...臨近詞productive, productive work, productive year, productive poll, productive hour, productive labor, productive force, productive waste, productive class, productive affix, productive group 返回 productiveness