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Jyutping bing1 cyun1 kei4
Pinyin bīng chuān qí

Definitions (Wiktionary)
  1. noun
    ice age (period of extensive glaciation); glacial period

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Jyutping bing1 cyun1 kei4
Pinyin bīng chuān qī

Definitions (CC-CEDICT)
  1. ice age
Definitions (Wiktionary)
  1. noun
    ice age (period of extensive glaciation); glacial period