However, there are numerous stochastic events (e. g. , earthquakes, traffic congestion, accidents, bad weather, road maintenance, etc. ) that disrupt the transportation system.
然而,有多种随机事件(比如地震、恶劣天气、交通拥堵、交通事故及道路维护等)可以造成对运输系统的破坏。
参考来源 - 城市交通网络可靠性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
道路维护的很差,并且广泛地无视交通法规。
Roads are badly maintained, and there is widespread disregard for traffic rules.
他们决定谁可以开车并且确保道路维护及安全。
They decide who can drive and when, they ensure roads are taken care of and safe.
较大道路维护成本较高,因此要确认你只使用你真正需要什么。
The bigger roads cost more to maintain so be sure you use only what you really need.
But at least they fixed all the streets, trains and everything else. So I welcome the stimulus and it will improve a lot of things.
但是至少他们对于道路,火车,等的维护非常好,因此我很欢迎这样的,刺激计划,相信很多事情都能得到改善。
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