That's what ships have been doing since 1914 when the canal opened.

这就是自 1914 年运河开通以来船只一直在做的事情。

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。