名词
中文翻译：支持的栏杆
同义词：
['supporting bar', 'securedbar']
例句：
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1. Thenew security system has a supported bar atthe entrance.
新的安全系统在入口处有一个支撑的栏杆。
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2. The old building had a supportingbar for the roof.
旧建筑有一根支撑屋顶的栏杆。
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3. The fence was made ofsturdy wood with a supporting bar in themiddle.
篱笆由坚固的木头制成，中间有一根支撑杆。