馬失前蹄

mǎshīqiántí

make a mistake by accident; have an accidental setback

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ma3 shi1 qian2 ti2

lit. the horse loses its front hooves, fig. sudden failure through miscalculation or inattentiveness

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馬失前蹄|马失前蹄 [mǎ shī qián tí] ► lit. the horse loses its front hooves ► fig. sudden failure through miscalculation or inattentiveness