上海地铁经过20年建设，目前总长度为439公里，超过了伦敦地铁。而按照计划，到2020年，上海地铁总长度将达到880公里。

At 439km, Shanghai's metro system, built during the past 20 years, is bigger than London's and it is planned to hit 880km by 2020.

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经过几十年的运作，地铁来来往往那里已变得热了起来，以至如今演变成为乘客所知汗流浃背的环境。

Decades of operation have heated the very soil through which the tunnels run and led to the sweaty climate familiar to today’s passengers.

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经过数十年的争论，终于达成协议，建设一条连接东西郊的快速地铁（伦敦横贯铁路，Crossrail），但是项目动工时间不会早于2017年，而且工程成本也在不断增加。

After decades of wrangling, there is agreement at last on a fast underground Crossrail linking suburbs west and east, but this will not be open until 2017 at the earliest and the cost has spiralled.

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With Temple and Embankment stations,

经过Temple和Embankment地铁站，

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