long run的意思可不是“长跑”，而是长期、从长远来看。

【例句】
Sometimes expensive drugs or other treatments can be economical in the long run.
有时昂贵的药物或其他疗法从长远来看是省钱的。

This measure inevitably means higher taxes in the long run.
从长远来看，这项举措的结果就是要多纳税。