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Jyutping cyun3 tou2 cyun3 gam1
Pinyin cùn tǔ cùn jīn

Definitions (Wiktionary)
  1. phrase, idiomatic
    every inch of land is an inch of gold; land is extremely expensive in an area
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

寸土寸金 [----]

Jyutping
Pinyin cùn tǔ cùn jīn

Definitions (CC-CEDICT)
  1. land is extremely expensive (in that area) (idiom)