英语词汇“gray collar”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	gray collar
释义	gray collar un.灰领工人；🌏灰领阶层；服务性的行业；服务行业
随便看	relative speed at maximum stroke relative speed detector relative speed drop relative speed of wind relative speed rise relative speed variation relative square search relative SR compactness relative stability relative stability test relative stabilization relative stable range conditions relative stagnation relative standard relative sub-harmonic content relative submergence relative substances relative standard deviation relative standard ellipse relative standard error relative standardized mortality ratio relative standard uncertainty relative star catalogue relative state relative state determination