区区小事 區區小事

    qūqūxiǎoshì

    1. Nountrivial matter; trifle

    这只是区区小事,不必放在心上。Zhè zhǐshì qūqūxiǎoshì, bùbì fàngzàixīnshàng.This is just a trivial matter, no need to worry about it.