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Jyutping gaai2 hoi1
Pinyin jiě kāi

Definitions (CC-CEDICT)
  1. to untie
  2. to undo
  3. to solve (a mystery)
Definitions (粵典–words.hk)
  1. 動詞
    釋放​一​啲​束縛​或者​糾纏
    to untie; to undo
    • 解開頭巾
      解开头巾
      gaai2 hoi1 tau4 gan1
      to untie a kerchief
    • 解開心中嘅死結
      解开心中嘅死结
      gaai2 hoi1 sam1 zung1 ge3 sei2 git3
      to clear the air; to release pent-up emotions in one's heart; literal meaning: to untie the knot in one's heart
  2. 動詞
    揾​出​一​啲​問​題​嘅​答案
    to clear up (a matter); to solve (an issue)
    • 科學家仲未解開宇宙出現嘅謎團。
      科学家仲未解开宇宙出现嘅谜团。
      fo1 hok6 gaa1 zung6 mei6 gaai2 hoi1 jyu5 zau6 ceot1 jin6 ge3 mai4 tyun4.
      Scientists have not yet solved the mystery of how the universe was born.
Definitions (Wiktionary)
  1. verb
    to untie; to undo
Definitions (HSK3.0)
  1. HSK3 三级词汇表 #367
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    要解开谋杀背后潜藏之谜!
    要解開謀殺背後潛藏之謎!
    yào jiě kāi móu shā bèi hòu qián cáng zhī mí !
    • Solve the mystery lurking behind the murder!
  2. Mandarin
    谜团终于解开!
    謎團終於解開!
    mí tuán zhōng yú jiě kāi !
    • The mystery is finally solved!
  3. Mandarin
    你解开谜团了吗?
    你解開謎團了嗎?
    nǐ jiě kāi mí tuán le ma ?
    • Have you worked the puzzle out?
  4. Mandarin
    你能解开这个谜吗?
    你能解開這個謎嗎?
    nǐ néng jiě kāi zhè ge mí ma ?
    • Can you solve this puzzle?
Examples (粵典–words.hk)
  1. Cantonese
    解开头巾
    解開頭巾
    gaai2 hoi1 tau4 gan1
    • to untie a kerchief
  2. Cantonese
    解开心中嘅死结
    解開心中嘅死結
    gaai2 hoi1 sam1 zung1 ge3 sei2 git3
    • to clear the air; to release pent-up emotions in one's heart; literal meaning: to untie the knot in one's heart
  3. Cantonese
    科学家仲未解开宇宙出现嘅谜团。
    科學家仲未解開宇宙出現嘅謎團。
    fo1 hok6 gaa1 zung6 mei6 gaai2 hoi1 jyu5 zau6 ceot1 jin6 ge3 mai4 tyun4.
    • Scientists have not yet solved the mystery of how the universe was born.
  4. Cantonese
    解开死结
    解開死結
    gaai2 hoi1 sei2 git3
    • to solve a difficult problem
  5. Cantonese
    谜团解开
    謎團解開
    mai4 tyun4 gaai2 hoi1
    • mystery solved.
Examples (Wiktionary)
  1. Mandarin
    谁能帮我解开安全带?
    誰能幫我解開安全帶?
    shéi néng bāng wǒ jiě kāi ān quán dài ?
    • Can someone help me to undo my seat belt?
  2. Mandarin
    解开鞋带
    解開鞋帶
    jiě kāi xié dài
    • to untie the shoelaces