The sociologist Ruth Milkman of City University of New York found that many line workers, in their off-hours, did home renovation and other skilled work.

纽约城市大学的社会学家鲁思·米尔克曼发现，很多流水线工人在下班时间会进行房屋装修和其他技术工作。

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The United States currently has just one high-speed line — a 735-kilometer system serving Boston, New York City, and Washington, DC.

美国现在仅有一条高速铁路线——一条服务于波士顿、纽约和华盛顿特区之间的全长735公里的铁路系统。

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Once completed, the new airport will be connected to a new expressway and high-speed train line that will speed travellers to the centre of the city in 30 minutes.

一旦完工，新机场将与一条新的高速公路和高铁相连接，旅客可以在30分钟内就可以快速到达市中心。

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Trains, cars and planes have all inspired popular songs, but how did a New York City subway line lead to one of the greatest jazz anthems of all time?

NPR: How Ellington Took 'The A Train'

Declared the European Green Capital in 2010, Stockholm is investing in new construction like the City Line tunnel, which will put commuter rail lines underground and double the number of trains able to move through the city.

BBC: Living in: Stockholm

In New York, NYPD spokesman Paul Browne declined to discuss reports that the plot targeted a passenger line between New York City and Canada.

WSJ: Bail hearings for 2 men in Canada terror plot