boggle

1. V-T/V-I If you say that the mind boggles at something, or that something boggles the mind, you mean that it is so strange or amazing that it is difficult to imagine or understand. 使困惑; 困惑

The mind boggles at the possibilities that could be in store for us. 一想到我們將要面臨的各種可能，腦子里就一片混亂。