know-all /ˈnoˌɔl/
自稱無所不知的人,知識里手
Know-all n. One who knows everything; hence, one who makes pretension to great knowledge; a wiseacre; a know-it-all; -- usually ironical. [Colloq. or R.]
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know-all
n : someone who thinks he knows everything and refuses to accept
advice or information from others [syn: know-it-all]