动词短语
中文翻译：Unknown
同义词：
['smooth', 'polish', 'refine']
例句：
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1. The car was polished to a shine before the big event.
在大型活动之前，这辆车被擦得闪闪发光。
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2. She polished her speech to perfection before the presentation.
在演讲前，她把演讲稿磨砺得无懈可击。
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3. The team worked tirelessly to polish their performance in the competition.
团队努力不懈地提升比赛表现。