Taivo A Taiwan Mandarin dictionary

牛角掛書

niújiǎoguàshū

ㄋㄧㄡˊ ㄐㄧㄠˇ ㄍㄨㄚˋ ㄕㄨ

Simplified 牛角挂书

  1. 1lit. to hang one's books on cow horns (idiom)
  2. 2fig. to be diligent in one's studies

Keep 牛角掛書 and it comes back until you know it.

Get Taivo for iPhone →