一改故辙 Traditional 一改故轍 yī gǎi gù zhé 🔊 complete change from the old rut (idiom) + Keep this word Meanings yī gǎi gù zhé 一改故轍 complete change from the old rut (idiom); dramatic change of directiona volte-faceto change old practices Its characters 一yīoneHSK 1改gǎito changeHSK 4故gùhappeningHSK 7–9辙zhérut; track of a wheel (Taiwan pr. [che4])