Recognize this? Rube Goldberg machine.

你们能否认出这是什么？小题大做的机器。

Now the international system has come to depend on what looks more like a global Rube Goldberg machine running on hot money.

如今的国际（金融）系统越来越依赖于以游资运作，看起来更像个全球范畴内的牛刀杀鸡机制。