However, public infrastructure did not keep pace with urban sprawl, causing massive congestion problems which now make commuting times far higher.

然而，城市交通的基础建设跟不上城市的扩张，导致大量的交通堵塞，大大延长了通勤的时间。

There is now a very high risk that once the canal opens, within a week of that opening we will have congestion problems especially in Europe.

现在一旦运河恢复通航，就会面临很大的风险，在一个星期内我们将面临后续的拥堵问题，尤其是欧洲。