The city's current metro rail system is 115 kilometers, with 54 kilometers of subway.
目前城市铁路系统总长115公里，地铁总长54公里。
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The country needs to build 350 to 400 kilometers of metro rail every year to keep up with its current standards -- but that's more than 20 times the capacity that has been built in the past decade.
Despite the increasingly public criticisms over the high-speed rail program, it is unclear what impact the scandal will have on future and current projects.