Only the north-south line is open at the moment, which connects to the airport, and the east-west line will open by the end of the year.

现在只有连接机场的南北线开通了，东西线会在年底通车。

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There is an earthquake fault line across the north of the country from west to east.

有一条从西到东贯穿国家北方的地震带。

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The line also travels north, south, east and west in the vast city of 23 million.

该旅游线处于2300万人口的城市中，路经北部，南部，东部和西部。

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Reframe or capture missed photo opportunities on the way back down, then retrace your route on the metro, heading back south to San Antonio station, where you will switch to the east-west Line B.

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China's efforts to improve coal supplies include the building of a new east-west passenger railway line, set to open in 2013, which should free existing tracks for coal transport.

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If there is a cost-overrun on the West Coast line, investment in the East Coast line will be cut, as the profits won't be there to pay for it.

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