wū​shàng​jià​wū

unnecessary repetition

Senses

屋上架屋 wū​shàng​jià​wū unnecessary repetition

Literally meaning to build a house on top of a house; describes unnecessary repetition, organizational redundancy, or a lack of original ideas.

References

synonym 屋上架屋/屋上架屋 屋下架屋/屋下架屋
synonym 屋上架屋/屋上架屋 叠床架屋/疊床架屋