万事通 /wànshìtōng/ angolul

jack of all trades▼(one competent in many endeavors)
noun
[UK: dʒæk əv ɔːl treɪdz] [US: ˈdʒæk əv ɔːl ˈtreɪdz]

know-it-all [know-it-alls]▼(someone who obnoxiously claims to be knowledgeable on a subject)
noun
[UK: nəʊ ɪt ɔːl] [US: ˈnoʊ ˈɪt ɔːl]