brush off 不理; 默视

A: Have you talked to Mr. Lambert about Ian's obscene speech towards you?
A: 你跟 Lambert 先生提过 Ian 对你讲的猥亵的话吗?
B: Yes, but he brushed it off as if it were not a big deal to him.
B: 有! 但他轻轻带过(不理), 好象他觉得那并没有什么!

"brush away(aside)" 也是「不理」的意思。如"He brushed aside our objection."(他无视我们的反对)。