名词
中文翻译：安全装置同义词
同义词：
['safety equipment', 'safety system']
例句：
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1. The safety device prevents the machine from overheating.
这个安全装置防止机器过热。
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2. The company has installed several safety devices in its factories.
该公司在其工厂安装了几种安全装置。
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3. The engineer tested the safety device before starting work.
工程师在开始工作前测试了安全装置。