sweep something under the rug
掩蓋、隱藏或不公開某事物，尤指某個問題或錯誤
口語·指隱瞞錯誤
英文釋義
to ignore or conceal a problem or issue, typically in order to avoid dealing with it or to maintain a positive image
例句
They tried to sweep the scandal under the rug, but it leaked.
典故來源
源自20世紀美國，與‘sweep under the carpet’同義，強調隱藏不光彩事。