名词短语
中文翻译：用于清洁绝缘体的刷子
同义词：
['cleaning brush', 'insulator brush']
例句：
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1.The engineer used a brush for cleaning the insulator before installation.
工程师在安装前使用刷子清洁了绝缘体。
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2.The technician used a brush for cleaning the insulator during maintenance.
技术人员在维护期间使用刷子清洁了绝缘体。
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3. The insulator was cleaned with a brush to ensure proper electrical connection.
用刷子清洁绝缘体以确保正确的电气连接。