get [sth/sb] out of your mindv exprverbal expression: Phrase with special meaning functioning as verb--for example, "put their heads together," "come to an end."
(stop thinking about [sth])
忘记某事 wàng jì mǒu shì
别再想某事 bié zài xiǎng mǒu shì
I know it was a tough breakup, but you need to get it out of your mind.