副本
近义词与同义词
按词义分组列出，使用时请结合具体语境。
copy that is not the original; something that has been copied
a thing made to be similar or identical to another thing; "she made a copy of the designer dress"; "the clone was a copy of its ancestor"
a duplicate copy
a copy that corresponds to an original exactly; "he made a duplicate for the files"