to have somebody or something on the brain
[have] {sb/sth} on {one's} brain
to have somebody or something on the brain
01
頭から離れない, そのことばかり考える
to be unable to stop talking or thinking about someone or something
慣用句
くだけた
例
Ever since the breakup, he has had his ex-girlfriend on the brain, constantly reminiscing about their time together.
面接以来、彼女はその仕事のことが頭から離れない。



























