单词	digital back-up
释义	digital back-up 数字回溯
随便看	fractional oil content fractional orbital bombardment system fractional-orbit bombardment system fractional-orbit bombardment system (fobs) fractional order fractional-order fractional order reaction fractional-order reaction fractional-orders fractional owner fractional ownership fractional-ownership fractional pack fractional parentage fractional-parentage coefficient fractional part fractional percolation fractional period fractional pitch fractional pitch winding fractional-pitch winding fractional pointer fractional polarization fractional porosity fractional portion 初露锋芒刞刟删删1 删3 删华就素删繁就简刡刢 02793 02794 02795 02796 02797 02798 02799 02800 02801 02802