書脊 [书－]

Jyutping syu1 zek3
Pinyin shū jǐ

Definitions (CC-CEDICT)
  1. spine of a book
Definitions (粵典–words.hk)
  1. 名詞
    書刊​封面​、​封底​連​接​嘅​部份​（​量​詞​：​條​）
    spine of a book
Definitions (Wiktionary)
  1. noun
    spine of a book