radiocast['reidiəukɑ:st; -kæst]n.1.■无线电广播vt.1.■用无线电广播…:They must radiocast the message at once.他们必须立即广播这条信息。vi.1.■用无线电进行广播:She is radiocasting very often these days.这些天她常常作广播讲话。变形vt.radiocast或-castedradiocasting