赶不上你追逐的脚步
[găn bù shàng nĭ zhuī zhú de jiăo bù]
'Cannot Keep Up with Your Chasing Steps'. This signifies a situation of falling short or lagging in trying to follow someone (figuratively) - perhaps struggling in the pursuit of a dream or trying to keep up with someone else in progress, status or love relationship, indicating frustration and helplessness.