程序歸約reduction: n. 1.縮小,減少;降級,降位;(刑罰等的)輕減;減速 ...reduction program: 歸約程序cost reduction program: 降低成本計劃cost-reduction program: 降低成本計劃costs reduction program: 成本降低計劃下載手機詞典可隨時隨地查詞查翻譯