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Jyutping sam1 si1 suk6 leoi6
Pinyin shēn sī shóu lǜ

Definitions (Wiktionary)
  1. phrase, idiomatic
    deliberation; deep and careful consideration
    • 經過一番深思熟慮後做出的決定
      经过一番深思熟虑后做出的决定
      jīng guò yī fān shēn sī shú lǜ hòu zuò chū de jué dìng
      decision made after some deliberation

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Jyutping sam1 si1 suk6 leoi6
Pinyin shēn sī shú lǜ

Definitions (CC-CEDICT)
  1. mature reflection
  2. after careful deliberations
Definitions (粵典–words.hk)
  1. 動詞
    好​仔細​、​好​深入​咁​諗​過度過
    to turn sth over in one's mind; to think sth over carefully
    • 我哋做每一件事之前都要深思熟慮。
      我哋做每一件事之前都要深思熟虑。
      ngo5 dei6 zou6 mui5 jat1 gin6 si6 zi1 cin4 dou1 jiu3 sam1 si1 suk6 leoi6.
      We have to think things over carefully before taking any action.
Definitions (Wiktionary)
  1. phrase, idiomatic
    deliberation; deep and careful consideration
    • 經過一番深思熟慮後做出的決定
      经过一番深思熟虑后做出的决定
      jīng guò yī fān shēn sī shú lǜ hòu zuò chū de jué dìng
      decision made after some deliberation
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    他选每个词都深思熟虑。
    他選每個詞都深思熟慮。
    tā xuǎn měi gè cí dōu shēn sī shú lǜ 。
    • He chose every word with care.
  2. Mandarin
    该实验的每一步都是经过深思熟虑的。
    該實驗的每一步都是經過深思熟慮的。
    gāi shí yàn de měi yī bù dōu shì jīng guò shēn sī shú lǜ de 。
    • Every step in the experiment was deliberate.
Examples (粵典–words.hk)
  1. Cantonese
    我哋做每一件事之前都要深思熟虑。
    我哋做每一件事之前都要深思熟慮。
    ngo5 dei6 zou6 mui5 jat1 gin6 si6 zi1 cin4 dou1 jiu3 sam1 si1 suk6 leoi6.
    • We have to think things over carefully before taking any action.
Examples (Wiktionary)
  1. Mandarin
    经过一番深思熟虑后做出的决定
    經過一番深思熟慮後做出的決定
    jīng guò yī fān shēn sī shú lǜ hòu zuò chū de jué dìng
    • decision made after some deliberation