後脊樑 [后－梁]

Jyutping hau6 zek3 loeng2
Pinyin hòu jǐ liáng

Definitions (Wiktionary)
  1. noun, Jin
    spine; vertebra; backbone
    (syn.) 脊樑骨, 脊柱, 脊椎, 脊梁骨