名词
中文翻译：延长线
同义词：
['extender wire', 'extension cord', 'extension cable']
例句：
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1. The extension wireis necessary for connecting the computer to the monitor.
延长线对于连接电脑和显示器是必要的。
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2. The extension wire was used to extend the range of the wireless network.
使用延长线来扩展无线网络的范围。
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3.The extension wire was a crucial part of the electrical system.
延长线是电气系统的关键部分。