词汇 | sharpen |
释义 | sharpen verb► sharpen the pencilto have sex. Possibly derisive, the use of 'pencil' indicates a small penis US, 2001.► sharpen your pencilto reduce the price UK, 1997sharpen up 1. sharpen up sth • sharpen sth up to improve something so that it reaches the necessary standard or quality: We need a few more rehearsals to sharpen up the dance routine.2. sharpen up to become more skilled and effective and more determined to succeed: Dobson has sharpened up by training with Olympic sprinter David Grindley.3. sharpen up sth • sharpen sth up if you sharpen up a picture or photograph, you make it clearer so that all the details can be seen: By using digital technology we can sharpen up the picture on your television screen. |
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