单词	运航成本
释义	运航成本running cost
随便看	secondary arc secondary area secondary assignment secondary association secondary atmosphere secondary atmospheric component secondary attack rate secondary attribute secondary audio program secondary available voltage secondary axes secondary axis secondary axis of symmetry secondary axis of total symmetry secondary--axis of total symmetry secondary backing secondary bainite secondary bank secondary barium phosphate secondary barium phosphate-- dibasic barium phosphate secondary barium phosphate; dibasic barium phosphate secondary barrier secondary battery secondary battery--accumulator secondary battery hybrid system