Compared with high voltage 220V, the DC low voltage is more secure, not easy to be thunder attacked, avoidence of transfusion on the long-distance line.

与220V交流高压电相比，不易引发雷击，无长距离线路传输上的弊端。

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Light-line is one of the companies that will most benefit if new long-distance fiber-optic telecommunications networks are constructed.

如果建设新的长途光纤通信网络，Light-line 将是最大的受益公司之一。

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By this time the moon was shining brightly, and the engine - driver, steadying himself on the coal, could command a view of the line behind them for a long distance.

这时，月亮照耀得通明，司机设法在煤堆上站稳了，可以看清他们后面长长的路轨。

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Revenues at America's fixed-line local and long-distance carriers have fallen back since peaking in 2000, and forecasts suggest that revenues will slip further over the next few years partly as VOIP providers grab their business.

ECONOMIST: Taking the battle online | The

The company maintains 20 million access lines in service, has approximately 7.2 million long-distance customers and nearly 2.9 million digital-subscriber-line subscribers.

FORBES: AT&T's Call For Relevance

O'Gara was also off-target with a long-distance effort and then David Wallace appeared to have crossed the Edinburgh line but no try was given.

BBC: Edinburgh 12-7 Munster