It will be ready by 20Many countries, especially the ones in Central Asia, Southeast Asia, the Middle East and Eastern Europe, are planning to build high speed rail lines or to improve their railways with the help of China.

许多国家，特别是中亚、东南亚、中东和东欧的国家，正计划在中国的帮助下修建高速铁路或改善他们的铁路。

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How successful will the new high-speed lines be at taking business away from airlines?

到底新的高速线路从航空公司抢占生意能有多少成功？

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Guillaume Pepy, the chairman of French rail operator SNCF, told the conference that since the French began building high speed lines since the 80s, a "three hour rule" had been observed.

BBC: New rail lines 'may be cheaper'

There are a number of proposals for high speed rail lines floating around at the moment.

FORBES: All High Speed Rail Programs Must be Cancelled and the Numbers Calculated Again

And all those high-speed lines in China might now be laid at a slightly less breakneck pace.

ECONOMIST: High-speed trains might be forced to go a little more slowly