As you've seen, there might be ways of reducing the overhead in each case.

正如您已经看到的，在每种情况下都有减少开销的方法。

In each case, says the document, the pirates had full knowledge of the cargo, nationality and course of the vessel.

文件说，在每个案例中，海盗对货物、国籍和船只航线都了如指掌。

In each case the hijackers bluffed the crew using fake grenades.

每一次，劫机者都是用假手榴弹骗机组人员。

In each case the psychological outcome is the same.

在每种情况中，精神上的产物都是相同的。

In each case it is difficult for an upstart to break in.

对于暴发户来说，想进入到以上任一行业都是相当困难的。