Nowadays firms ranging from trucking companies to freight forwarders, shipping lines, air-cargo carriers and post offices are more likely to use the word "logistics" to describe what they do.

如今，人们更愿意用“物流”这个词来描述从汽车运输公司到货物运输代理行、航行线路、空运飞机及邮局这一条龙的服务。

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So it will cost billions to adapt and upgrade the lines to accommodate both a big rise in freight traffic and an unprecedented burgeoning of intercity passenger services.

因此少不免要花费数十亿美元来改造升级铁路以应对增长迅速的铁路货运和前所未有蓬勃发展的城际客运服务。

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Those would be freight shippers, which now have more exclusive use of the older rail lines, with fewer delays.

比如货运商，现在不仅获得了更多老线的专享权，而且延误也更少了。

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But this "re-regulation" is not the way to stoke competition, says the American Association of Railroads, whose members include Amtrak and the four major freight lines, CSX, BNSF Railway, Norfolk Southern and Union Pacific.

FORBES: All Aboard

But this "re-regulation" is not the way to stoke competition, says the American Association of Railroads, whose members include Amtrak and the four major freight lines, CSX (nyse: CSX - news - people ), BNSF Railway, Norfolk Southern and Union Pacific (nyse: UNP - news - people ).

FORBES: All Aboard

In 2003, Mr Bowker has come to the same conclusion about regional routes, rural branch lines and track used by freight trains.

BBC: Shadow falls on rural railways