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Jyutping tin1 gei1
Pinyin tiān jī

Definitions (CC-CEDICT)
  1. mystery known only to heaven (archaic)
  2. inscrutable twist of fate
  3. fig. top secret
Definitions (Wiktionary)
  1. noun
    mystery only known to Heaven; God's design; inscrutable twist of fate
  2. noun, figuratively
    top secret
    • 天機不可洩漏。
      天机不可泄漏。
      tiān jī bù kě xiè lòu .
      Heaven's secrets must not be divulged.
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Wiktionary)
  1. Mandarin
    天机不可泄漏。
    天機不可洩漏。
    tiān jī bù kě xiè lòu .
    • Heaven's secrets must not be divulged.