| 词汇 | knowing by heart |
| 释义 | (redirected from knowing by heart)know (something) by heartTo have learned or memorized something completely. Ask Becky to recite the poem—she knows it by heart. I can't sing that song in front of an audience if I don't know the words by heart! know something by heartFig. to know something perfectly; to have memorized something perfectly. I know my speech by heart. I went over and over it until I knew it by heart. |
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