一念之差

参考释义

一念之差[yīniànzhīchā]

• -awrongthoughtinpassing;agreatmistakemadeinamomentofweakness;awrongdecisionmadeinamomentofweakness;awrongthoughtonthespurofthemoment;amomentaryslipwithseriousconsequences:

  Aslighterrorinthoughtmayconstitutealife-longregret.一念之差终身之悔。