钻牛角（zuān niú jiǎo）免费汉语词典

释义

1. lit. honing a bull's horn; fig. to waste time on an insoluble or insignificant problem
2. to bash one's head against a brick wall
3. a wild goose chase
4. a blind alley
5. to split hairs
6. same as idiom 鑽牛角尖|钻牛角尖

lit. to penetrate into a bull's horn (idiom); fig. to waste time on an insoluble or insignificant problem

ox

angle

role (theater)

to drill

an auger

cow horn