名词
中文翻译：安全链
同义词：
['safety belt', 'safety harness例句：1. The worker was wearing a safety chain when he fell from the scaffolding.（这名工人在从脚手架上摔下来时，戴着安全带。）']
例句：
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1. The worker was wearing a safety chain when he fell from the scaffolding.
这名工人在从脚手架上摔下来时，戴着安全带。
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2.The car's airbags are designed to protect passengers in case of an accident.
汽车的气囊设计用来在发生事故时保护乘客。
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3. To ensure safety, all workers must wear their safety chains before starting work.
为了确保安全，所有工作人员在开始工作前都必须戴上安全带。