The volunteers were also given a pedometer and instructed how to use it.

这些自愿者得到了一个计步器，并且有人指导他们如何去用。

youdao

Or wear a pedometer and keep track of your steps.

或者，戴上计步器记录你的步数，也是不错的选择。

youdao

Buy a pedometer, and walk more.

买一个计步器，多走路。

youdao

Buy a pedometer, and walk more.

买一个计步器，多走路。

youdao