名词
中文翻译：Unknown
同义词：
['safety system', 'security system例句：1. The new safetysystem has greatly improved the safety of thefactory.（新的安全系统大大提高了工厂的安全。）']
例句：
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1. The new safetysystem has greatly improved the safety of thefactory.
新的安全系统大大提高了工厂的安全。
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2.The security system is designed to prevent unauthorized access.
这个安全系统旨在防止未经授权的访问。
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3. The company'snew security system has been praised bymany experts.
该公司的新安全系统受到了许多专家的赞扬。