引经据典 yǐnjīng-jùdiǎn literally to quote the classics
literally to quote the classics; to quote chapter and verse (idiom)
How to remember 引经据典: 引 pull + 经 go through + 据 according to + 典 reference book = literally to quote the classics.
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How it is used
- Idiom: to back up your point by quoting classics and authorities - 他说话喜欢引经据典 (tā shuōhuà xǐhuan yǐnjīng-jùdiǎn) he loves citing chapter and verse.
- Suggests erudition; can be admiring (well-read) or faintly mocking (showing off learning).
- Literary register, typically about someone's speaking or writing style.