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Jyutping dat6 po3 hau2
Pinyin tú pò kǒu

Definitions (Wiktionary)
  1. noun
    breach (in the enemy's defence); breakthrough; sally port
  2. noun, figuratively
    something that opens the way for solving an issue or completing a task; breakthrough

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Jyutping dat6 po3 hau2
Pinyin tū pò kǒu

Definitions (Wiktionary)
  1. noun
    breach (in the enemy's defence); breakthrough; sally port
  2. noun, figuratively
    something that opens the way for solving an issue or completing a task; breakthrough
Definitions (HSK3.0)
  1. HSK3 七一九级词汇表 #4172

突破口 [---]

Jyutping
Pinyin tū pò kǒu

Definitions (CC-CEDICT)
  1. breach
  2. gap
  3. breakthrough point