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Jyutping coeng1 hau2 kei4
Pinyin chuāng kǒu qí

Definitions (Wiktionary)
  1. noun
    window period

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Jyutping coeng1 hau2 kei4
Pinyin chuāng kǒu qī

Definitions (Wiktionary)
  1. noun
    window period

窗口期 [---]

Jyutping
Pinyin chuāng kǒu qī

Definitions (CC-CEDICT)
  1. window (interval of time)
  2. (epidemiology) window period