单词	sky-wave radar
释义	sky-wave radar 天波雷达
随便看	marginal depression marginal desirability marginal destribution marginal detection marginal detector marginal detonation marginal development marginal difference marginal dimension marginal discharge marginal discipline marginal disciplines marginal distortion marginal distribution marginal distribution density marginal distribution density function Marginal distribution estimation marginal distribution function marginal district marginal disutility marginal disutility of labor marginal disutility of labor standard Marginal disutility of labour standard marginal ditch marginal diversity