Urban subway construction is also busy, the opening of the metro can greatly ease the pressure of road traffic and road traffic jams, and environmental protection very much.
市区的地铁也在如火如荼地建设当中，今后地铁的开通能大大缓减路面交通的压力和路面堵车现象，而且也十分环保。
Urban subway construction is also busy, the opening of the metro can greatly ease the pressure of road traffic and road traffic jams, and environmental protection very much.
市区的地铁也在如火如荼地建设当中，今后地铁的开通能大大缓减路面交通的压力和路面堵车现象，而且也十分环保。
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