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词汇 know-it-all
词源

know-it-all n.

"one deemed (over)full of information or correct answers," 1895, from verbal phrase; see know (v.). Earlier in the same sense was know-all (1862); and Mr. Know-All was a minor character in Bunyan's "The Holy War" (1682).

updated on October 10, 2017

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更新时间:2025/5/1 12:26:21