单词	vocal skills
释义	vocal skills 发声技巧
随便看	earth station technology earth station terminal Earth Station-Turkey Earth Station-Venezuela earth station visual zone earth station with directional antenna Earth Station-Yugoslavia earth's temperature regime earth stick earthstone Earth-stone work earth-stopping Earth Store Bodhisattva earthstorm earthstorms Earth story earth strain earth stranded wire earth stratification earth stratosphere earth stress earth stress field earth stress filed earth stress inversion analysis earth stress measure