名词
中文翻译：自我磨砺
同义词：
['self-improvement', 'self-teaching']
例句：
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1.Self-sharpening is an important skill for success in any field.
自我磨砺是任何领域成功的重要技能。
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2.He decided to self-sharpen his skills by reading more books.
他决定通过阅读更多书籍来提升自己的技能。
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3. Self-sharpening can help you become a better communicator and leader.
自我磨砺可以帮助你成为一个更好的沟通者和领导者。