If you runhigh mileage (more than 30 miles a week), cut back your mileage by atleast 50% every fourth week.

如果你跑长距离的（每周超过30哩），每隔四周至少减少50%里程。

youdao

If you runhigh mileage (more than 30 miles a week), cut back your mileage by atleast 50% every fourth week.

如果你跑长距离的（每周超过30哩），每隔四周至少减少50%里程。

youdao