主心骨 [－－－]

Jyutping zyu2 sam1 gwat1
Pinyin zhǔ xīn gǔ

Definitions (CC-CEDICT)
  1. backbone
  2. mainstay
  3. pillar
  4. definite view
  5. one's own judgment
Definitions (Wiktionary)
  1. noun, figuratively
    backbone (strength that can be relied upon)
  2. noun, figuratively
    one's own views; one's own judgement
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）