新视野大学英语 读写教程第四册 unit4-a

The Telecommunications Revolution (The Telecommunications Revolution) A transformation is occurring that should greatly boost living standards in the developing world. Places that until recently were deaf and dumb are rapidly acquiring up-to-date tel

NPR美国国家公共电台 NPR 2013-08-04

The State Department has closed 21 embassies and consulates around the world. The New York Times reports this is based on intercepted communications between senior al-Qaeda members. Joint Chiefs Chairman Martin Dempsey says the threat now was more sp

SSS 2011-05-23

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

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英语听书《海底两万里》第532期 第33章 北纬47.24度, 西经17.28度(7)

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电信专业英汉词典f

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电信专业英英词典S-2

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电信专业英英词典G-3

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SSS 2009-10-06

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