名词
中文翻译：双线桥电报
同义词：
['double-wire bridge telegraph', 'duplex telegraph']
例句：
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1. The duplexbridge telegraph was the first to transmit signals over long distances.
双线桥电报是第一个能够远距离传输信号的设备。
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2.The duplex bridge telegraph was used for military communications during World War II.
在第二次世界大战期间，双线桥电报被用于军事通信。
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3. The duplex bridge telegraph was replaced by radio and television in the 20th century.
20世纪，无线电和电视取代了双线桥电报。