单词	nat ural grassland
释义	nat ural grassland 天然草地
随便看	power reel power reels power reference power refer to engine room unit area power refer to engine room unit length power refer to engine room unit volume power reflectance power reflected form input power reflection coefficient power reflection factor power reform power reforming power/refrigeration cycle power regenerative braking power regime power reguirements power regulating Power Regulating and Control Unit power regulating handle power regulating system power regulating systems power regulation power regulation agency power regulation and control power regulation apparatus