hái zi yì biān kàn diàn shì yì biān chī bǐng gān, shǒu shàng hěn kuài jiù diào le yí dì suì xiè

孩子一边看电视一边吃饼干，手上很快就掉了一地碎屑。

The child was watching TV while eating cookies, and soon crumbs were all over the floor.