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Jyutping aa3 to2 haang1 lou6
Pinyin ā tuó xíng lù

Definitions (粵典–words.hk)
  1. 語句
    歇後語​:​中中​哋
    former half of a sandwich pun to imply afterwards "so-so" or "passable", based on the homophones 中 zung1 (middle) and 舂 (to fall); literally: Mr Hunchback is walking

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Jyutping aa3 to4 haang4 lou6
Pinyin a chí xíng lù

Definitions (CC-CANTO)
  1. to state that something is on an average / intermediate level; mediocre; passable; so-so; not so bad; to take the middle path