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Trains on Chicago's subway system also had to be rerouted because of the storms.

因为暴风雨，芝加哥地铁系统的列车也被迫改道行驶。

《柯林斯英汉双解大词典》

There was much contention about the proposed city subway system.

市区地铁系统的提议引起了许多争论。

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One of his promises was to fight a fare increase on what was known as the M.T.A.subway system.

VOA: special.2010.01.25

We have got an extensive subway system and an extensive bus system that we have had for 60, 70 years.

我们有大规模的地铁系统和巴士系统，它们已经有差不多六七十年的历史了。

纽约的公共交通 - SpeakingMax英语口语达人

London's overcrowded bus and subway system might also benefit from the bikes.

VOA: standard.2010.07.30

Forestein admitted the subway system is one part of the system that will be utterly overwhelmed.

CNN: Officials plan for massive inaugural turnout

Projected across two panels blocking the stage are images from the New York subway system.

NEWYORKER: In Black and White

Ogilvy was especially troubled by one characteristic of the subway system as it extended to Brooklyn.

NEWYORKER: Brooklyn Circle