ambages

n.(archaic) roundabout or mysterious ways of action

1. He spoke with so many ambages that no one could understand his true intentions.
   他用这么多含糊其辞的话说话，以至于没有人能理解他的真实意图。
2. The speaker's use of ambages made it difficult for the audience to follow his argument.
   演讲者的绕弯子说法使得观众很难跟上他的论点。