名词
中文翻译：滚动屏障
同义词：
['rolling wall', 'rolling fence']
例句：
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1.The rolling barrier is designed to prevent vehiclesfrom entering the restricted area.
滚动屏障被设计用来防止车辆进入受限区域。
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2. Therolling barrier was installed to improve safety onthe construction site.
滚动屏障被安装来提高工地的安全性。
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3. The rolling barrier was acrucial part of the defense system during WorldWar II.
滚动屏障是二战期间防御系统的关键部分。