无所用心 無所用心

    wúsuǒyòngxīn

    1. Idiomnot paying attention to anything (idiom); to idle time away

    他整天无所用心,只知道玩游戏。Tā zhěngtiān wúsuǒyòngxīn, zhǐ zhīdào wán yóuxì.He was completely idle all day, just playing games.