名词
中文翻译：固定式路障
同义词：
['fixed barrier', 'fixed stanchion', 'fixed stopper']
例句：
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1. The traffic police have fixed bollards along the main road to prevent accidents.
交通警察在主要道路上设置了固定路障，以防止事故。
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2. The construction workers used a fixed bollard to secure the building's perimeter.
建筑工人使用了一个固定路障来加固建筑物的边界。
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3.The car was stopped by a fixed bollard, and the driver had to wait for the traffic to clear.
汽车被一个固定路障拦住了，司机不得不等待交通畅通。