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Jyutping mou4 zuk1 cung4 hing1
Pinyin wú zú zhòng qīng

Definitions (Wiktionary)
  1. phrase, idiomatic
    Synonym of 無足輕重/无足轻重 (wúzúqīngzhòng, “of little importance or consequence; insignificant; of little account”).
    (syn.) 無足輕重, 无足轻重