rest是代词，是“剩余、其余的东西，人”等，后面跟上ones是同义重复的错误。
remaining 是形容词，后面可以跟上ones，
rest = That or those remaining （余下的那个或者那些东西或人）
例如：twelve of the students gave performances, and the remaining ones served as the audience
the rest 不能用the rest one
the rest of the money。
