我在一周时间内试用了它们，并将它们用于现实生活中的场合，包括一个生日聚会和华盛顿每年举行的10英里马拉松比赛。

I tried them out over the course of a week and used them in real-life situations including at a birthday party and at the Army 10-miler, an annual run in Washington, d.c..

youdao

在研究中，51名大学男生和女生自愿参加18周马拉松训练。

In the study, 51 college-aged men and women volunteered to be part of an 18-week marathon-training program.

youdao

对于大多数跑步者，只需18周的最少训练(包括数量和品质)，马拉松是触手可及的。

Just 18 weeks of minimal training (both quantity and quality) puts the marathon within the reach of most runners.

youdao