But the well cost seventy [70] dollars, so Ryan continued to save.

但是这口井要花费70美元，所以瑞安继续存钱。

And so with fewer owners, that puts borrowing costs up as well.

因此，随着持有者的减少，借贷成本也会上升。

This wild experimentation of tank design could well have cost Germany the war.

这种对坦克设计的疯狂试验很可能让德国在战争中付出了惨重代价。

Oh, man that's great. Well, so how much did the cruise cost in total?

天哪，那太精彩了。这趟游轮之旅一共要多少钱？

But they told Ryan that seventy dollars could only buy a water pump. A well would cost two thousand dollars.

但是他们告诉瑞安，70美元只能买一个水泵。一口井要花2000美元。

That adds to costs, as well.

这也增加了成本。

There are other costs as well.

还有其他费用。

If they have a large construction project, it's their cost of money as well, right?

如果他们有一个大型建设项目，这也是他们的资金成本，对吗？

People who oppose the idea argue that it's too expense, that it's too risky and that robots should continue to do the job instead, that they can do it well and more cost effectively.

反对这个想法的人认为， 它太昂贵了，太冒险了，机器人应该继续做这项工作， 他们可以做得更好， 而且成本更低。