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Jyutping mui1 zai2 tai1
Pinyin mèi zǎi tī

Definitions (粵典–words.hk)
  1. 名詞、舊式
    以前​唐樓專​畀​工人​上​落​嘅​樓​梯​(​量​詞​:​條​)
    in old days, the stairs built in tenement house for house helpers only