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Jyutping sam1 hyut3 loi4 ciu4
Pinyin xīn xuě lái cháo

Definitions (Wiktionary)
  1. phrase, idiomatic
    to be carried away by impulse; to do something on a whim

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Jyutping sam1 hyut3 loi4 ciu4
Pinyin xīn xuè lái cháo

Definitions (CC-CEDICT)
  1. to be prompted by a sudden impulse
  2. carried away by a whim
  3. to have a brainstorm
Definitions (粵典–words.hk)
  1. 語句
    突然​間​有​某個​念頭​、​主意
    to have a sudden inspiration; to be seized with a sudden impulse
    • 我心血來潮,所以打個長途電話俾你。
      我心血来潮,所以打个长途电话俾你。
      ngo5 sam1 hyut3 loi4 ciu4, so2 ji5 daa2 go3 coeng4 tou4 din6 waa2 bei2 nei5.
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be carried away by impulse; to do something on a whim
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (None)
  1. Cantonese
    我心血来潮,所以打个长途电话俾你。
    我心血來潮,所以打個長途電話俾你。
    ngo5 sam1 hyut3 loi4 ciu4, so2 ji5 daa2 go3 coeng4 tou4 din6 waa2 bei2 nei5.