心率表可以帮助您正确地变化运动强度。

A heart rate monitor can help you vary the intensity of your running appropriately.

youdao

许多跑步者在跑步时佩戴心率表，您呢？

Many runners wear heart rate monitors while they run. Should you?

youdao

许多跑步者在跑步时佩戴心率表，您呢？

Many runners wear heart rate monitors while they run. Should you?

youdao