A: Have you talked to Mr. Smith about Ben's obscene speech towards you?
A: 你跟 Smith 先生提過 Ben對你講的猥褻的話嗎?
B: Yes, but he brushed it off as if it were not a big deal to him.
B: 有! 但他輕輕帶過(不理), 好像覺得那并沒有什么!
"brush away(aside)" 也是“不理”的意思。
如"He brushed aside our objection."(他無視我們的反對)。