| 单词 | know-it-all |
| 释义 | know-it-allˈknow-it-all noun [countableC] especially American EnglishAmE informal INTELLIGENTsomeone who behaves as if they know everything – used to show disapproval 自以为无所不知的人〔含贬义〕 SYN British English know-all Examples from the Corpus know-it-all• OK, if you're such a know-it-all, you try and do it, then.• a twelve-year-old know-it-all |
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