关于谁负责预订这件事，出现了一大困惑。

There was a big ___muddle over who was responsible for the booking.

面对所有这些相互矛盾的指示，我完全糊涂了。

I'm in a complete ___muddle with all these conflicting instructions.

新规定让所有人都陷入了一场官僚主义造成的混乱。

The new regulations got everyone into a bureaucratic ___muddle.