安全设备
先理解核心含义，再看它在真实句子里的用法。
安全设备
equipment designed to protect people from injury or harm
Workers must wear appropriate safety equipment before entering the construction site.
工人在进入建筑工地前必须穿戴适当的安全设备。
安全设备
equipment designed to protect people from injury or harm
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Dictionary facts from AI_SUPPLEMENT.