名词
中文翻译：验证标记
同义词：
['verification signature', 'verification code', 'verification token']
例句：
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1. The company used a verification mark to ensure the authenticity of its products.
该公司使用一个验证标记来确保其产品的真实性。
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2. The security system requires a verification mark before access is granted.
安全系统在授予访问权限之前需要验证标记。
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3.The manufacturer applied for a verification mark to protect its intellectual property rights.
制造商申请了一个验证标记以保护其知识产权。