A wire a mile in length, if electrified at one end, becomes in the very instant electrified also at the other end.

一根一英里长的电线，如果在它的一端通电，电流立刻就会通向它另一端。

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In those early cold war days, the 800-mile border between East and West Germany was lightly guarded and delineated by a few strands of barbed wire, and thousands fled to the West.

在冷战时代的早期，东西德之间长达800英里的边界并不戒备森严，只有一些带刺的铁丝网，因而成千上万的东德人逃到了西方。

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This is the most expensive place to lay networks and the last mile of cable is faster than a copper wire.

最后一截网络铺设最为昂贵，有线电路在此段的速度快于铜线电路。

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The local loop assets cover the last mile or so of wire between telephone exchanges and homes.

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Along either side of the road lay broad swathes of landmines and a double fence of barbed wire that stretches the 151-mile (248 km) length of the DMZ.

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It's also providing copper cable networks for the "last mile" of installed wire from central switches to homes and businesses, and products that help increase bandwidth, maintain signal integrity and optimize wavelength.

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