动词
中文翻译：擦
同义词：
['clean', 'polish', 'sanitize']
例句：
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1. The windows were calked shut to keep out the bugs.
为了不让虫子进来，窗户被密封了。
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2. She polished her shoes before going out.
她出门前把鞋子擦亮了。
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3. The floor was calked down with wax to make it slip-resistant.
地板上涂了蜡以增加防滑性。