名词
中文翻译：外围栏
同义词：
['periphery', 'border', 'boundary', 'edge']
例句：
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1. The peripheral bar is a crucial component of the system.
外围栏是系统的关键组成部分。
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2. The software engineer needs to design the peripheral bar for the new device.
软件工程师需要为新设备设计外围栏。
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3. The periphery bar helps to define the boundaries of the screen.
外围栏有助于定义屏幕的边界。