名词
中文翻译：Unknown
同义词：
['identity mark', 'identity token', 'identity symbol']
例句：
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1. The identity symbolon the badge is a key to unlocking the door.
徽章上的标识是开启门锁的关键。
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2. The identity symbol was designed to prevent counterfeit products from being sold.
该标识旨在防止假冒伪劣产品销售。
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3.The identity symbol is used to identify individuals in an organization.
该标识用于识别组织内的个人。