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Jyutping cing1 sam1 gwaa2 juk6
Pinyin qīng xīn guǎ yù

Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. phrase, idiomatic
    to cleanse one's mind of distracting thoughts and limit one's worldly desires
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

清心寡慾 [---欲]

Jyutping
Pinyin qīng xīn guǎ yù

Definitions (CC-CEDICT)
  1. (idiom) uninterested in self-indulgence
  2. abstemious
  3. ascetic