名词
中文翻译：Unknown
同义词：
['safety switch', 'safety switch device例句：1. The safety enclosed switch is used to prevent electrical shocks.（安全封闭开关用于防止触电。）']
例句：
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1. The safety enclosed switch is used to prevent electrical shocks.
安全封闭开关用于防止触电。
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2. The engineer installed the safety enclosed switch before starting work.
工程师在开始工作前安装了安全封闭开关。
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3.The safety enclosed switch is essential for maintaining safe working conditions.
安全封闭开关对于保持安全工作环境至关重要。