名词
中文翻译：安全栏杆
同义词：
['safety barrier', 'safety railing']
例句：
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1.The construction site was cordoned off with safety bars to prevent accidents.
施工现场用安全栏杆围起来以防止事故。
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2. The driver used the safety bar as a handrail to steady himself while walking.
司机使用安全栏杆作为扶手，以便在行走时保持平衡。
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3. The safety bar is designed to prevent people from falling when they are climbing up or down stairs.
安全栏杆的设计是为了防止人们在爬楼梯或下楼梯时摔伤。