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Jyutping zi1 zi6 lou6
Pinyin zhī zì lù

Definitions (Wiktionary)
  1. noun
    zigzag road; switchback
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

之字路 [---]

Jyutping
Pinyin zhī zì lù

Definitions (CC-CEDICT)
  1. zigzag road
  2. switchback