boggle
verb uk/ˈbɒɡ.əl/ us/ˈbɑː.ɡəl/
[ I or T ]（使）困惑;（使）难以想象;（使）无法理解
to (cause something or someone to) have difficulty imagining or understanding something
My mind boggles at the amount of money they spend on food. 我不明白他们为什么在食物上花那么多钱。
It boggles the imagination, doesn't it? 难以想象，对吧？
See also: mind-boggling
[ I ]（因吃惊而）犹豫不决，不知所措
to be very surprised and uncertain about how to deal with something
He boggled at the suggestion. 他对这个建议犹豫不决。