出しゅつ力りょく荷か重じゅう比ひMeanings1nounspecific power (W/kg)Technical term used in engineering and physics to express power output per unit mass, typically in watts per kilogram.このエンジンの出しゅつ力りょく荷か重じゅう比ひは非ひ常じょうに高たかい。This engine has a very high specific power.