So it's more than a treadmill? It's a whole big machine that you don't know how what to do?

不只是跑步机？是那种很全面的器械，所以你不知道怎么操作？

It was the same with the whole Russian machine.

整个俄罗斯机器也是如此。

If that’s true, it might make more sense to just replace the whole machine.

如果这是真的， 那么更换整台机器可能更有意义。

I want you to understand that the letter was indispensable; it was the motor that set the whole machine in motion.

我想让你明白这封信是必不可少的； 使整个机器运转的是电动机。

Yes, and the long weeks with wrench and other tools, so that every part in the whole machine was stamped upon his mind forever.

没错，几周以来利用扳手等其它工具，机器的所有零部件都永远地印在他的脑中。