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to warp; to become strained; to become distorted; to become crooked
強い地震の影響で建物の柱がひずんでしまった。
The pillars of the building became distorted due to the strong earthquake.
スピーカーの音量を上げすぎると音がひずむ。
If you raise the speaker volume too high, the sound becomes distorted.
長年の使用で金属のフレームがひずんできた。
The metal frame has warped from years of use.