鑽牛角尖 (zyun3 ngau4 gok3 zim1) — to split hairs; to get into a dead end; to get into a blind alley; in Cantonese
zyun˗₃鑽ngauˎ₄牛gok˗₃角zimˉ¹尖简 钻牛角尖
Mandarin Pinyin: zuan1 niu2 jiao3 jian1
Meaning of 鑽牛角尖
nounto split hairs; to get into a dead end; to get into a blind alley;