名词
中文翻译：保护装置
同义词：
['safety device', 'safety equipment', 'protection appliance']
例句：
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1.The firefighters used a fire extinguisher to protect the building from damage.
消防员使用灭火器来保护建筑物免受损害。
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2. The new security system is designed to provide maximum protection for the property.
新的安全系统旨在为财产提供最大程度的保护。
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3. The police department has installed several protective measures to prevent accidents.
警察局已经安装了多项防护措施，以防止事故的发生。