The world record for a 75-year-old marathon runner is about 50% longer than the world record for a runner who is 50 years younger.

一位75岁的马拉松长跑者的世界纪录约是一位50岁的长跑者的纪录的1.5倍。

youdao

The inside of a shoe is much more likely to be worn down for a runner who over-pronates. It is more common for flat-footed runners.

脚踝过度内翻的人通常会把鞋子的内侧先穿烂，在平足的人中更为常见。

youdao

"Higher forces exerted by the foot when running indicate a higher intensity of stress for a runner," Ms. White said, "which has potential to increase physiological demand."

怀特小姐解释到，“跑步者跑动时产生了更高强度的压力，更多的压力就要通过脚底释放出来”，“这就意味着需要增加生理负担”。

youdao

Let's say you have been a runner for some time and you have been running daily

假设你是个赛跑手，你每天都会跑步。

That's why 课堂 - SpeakingMax英语口语达人

For me, the truth is my husband's a big runner.

对我来说，说实话，是因为我先生很喜欢跑步。

最美丽的公园 - SpeakingMax英语口语达人

Ollarsaba, almost as good, had to settle for being a runner-up.

WSJ: 6 young singers top Met auditions

The Mets' slumping slugger was called for obstructing a runner rounding first base in a three-run first inning and went hitless in three at-bats for New York during a 4-3 loss to the Cincinnati Reds on Monday night.

WSJ: Davis struggles in field and at plate for Mets

He exited for a pinch runner.

WSJ: Yankees edge Rockies on bang-bang play at first