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Jyutping gap3 zok3 mou4 gaan1
Pinyin hé zuò wú jiàn

Definitions (Wiktionary)
  1. phrase, idiomatic
    to have good collaboration with someone; to cooperate in perfect harmony

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Jyutping hap6 zok3 mou4 gaan1
Pinyin hé zuò wú jiàn

Definitions (粵典–words.hk)
  1. 語句
    形容​唔​同人​或​組織​之間​合作​得​好好​同埋​好​緊密
    (of persons or organisations)to have a good collaboration together
Examples (粵典–words.hk)
  1. Cantonese
    廉政公署一向同公务员合作无间。
    廉政公署一向同公務員合作無間。
    • The ICAC has worked closely with the civil service.
Examples (Wiktionary)
  1. Mandarin
    合作无间
    合作無間
    hé zuò wú jiàn
    • to have good cooperation