一改故辙

complete change from the old rut (idiom); dramatic change of direction / a volte-face / to change old practices

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

to change / to alter / to transform / to correct

happening / instance / reason / cause / intentional / former / old / friend / therefore / hence / (of people) to die, dead

rut (made by vehicles) / (fig.) conventional ways

to remove / to withdraw

rut / track / rhyme / (dialect) way / method

rut; track of a wheel (Taiwan pr. [che4]) / (coll.) the direction of traffic / a rhyme (of a song, poem etc) / (dialect) (usu. after 有[you3] or 沒|没[mei2]) way; idea