全額比率overall: n. (套頭)工作服,罩衫,(婦女、小兒等的)罩衣;〔p ...ratio: n. (pl. ratios) 1.比,比率,比值;比例 ...overall air fuel ratio: 總空氣燃料比overall balance ratio only: 單純總差額比overall combined feed ratio: 總綜合進料比下載手機詞典可隨時隨地查詞查翻譯