单词	pure premium
释义	pure premium 纯保险费
随便看	water-flow-alarm system water flow alarm valve water flow apparatus water flow aspirator water-flow aspirator water flow calculation water flow calorimeter water-flow calorimeter water flow character water flow characteristics water-flow chart water-flow circuit water flow density water flow detector waterflow direction water-flow erosion water flowers water-flow formula water flow impact pressure water flow indicator water flow indicator light water flowing water flowing characteristics water flowing circulation water flowing fracture