| 单词 | sharpen |
| 例句 | sharpen verb 1.•sharpen the carving knife:hone, whet, strop, grind, file. 2.•the players are sharpening their skills:improve, brush up, polish up, better, enhance | hone, fine-tune, perfect. |
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英语同义词词典收录了14896条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。