R字开头的单词或词组
rockerreputedruckRENrepeaterroeroly-polyrationalerefrigeratorrated capacityriderregentretaliaterailregulatoryratingrealtorruthregressring the bellresult inrushesresidentialroundedreproductiveROMrefluxrationretinalremovalrise uprelianceriflerevitalizationrobberremote controlred-hotrip currentransomrun freeresoluterevenant
