Dictionary Entry: 钻牛角尖
Word
Pinyin
钻牛角尖
zuān niú jiǎo jiān
lit. to penetrate into a bull's horn (idiom); fig. to waste time on an insoluble or insignificant problem ꞏ to bash one's head against a brick wall ꞏ a wild goose chase ꞏ a blind alley ꞏ to split hairs