And I'm glad that I did because being a professional runner is really, really hard.

我很高兴，因为当一个职业选手是十分艰难的。

So two of the fastest women's marathons in history have been run recently by people who were like Olympic 800 meter runners.

因此，近期历史上最快的两次女子马拉松，都是由那些类于奥运800米选手的人完成的。

Well, there are lots of fantastic runners. They come from all over the world.

呃，有很多很棒的选手，他们来各地。

Two of the competitors failed to turn up for the race.

【competitor】选手中有两个比时没有出场。

Glancing down the list of runners, I noticed a familiar name.

【down】我往下扫了一眼选手的名单，注意到了一个熟悉的名字。

Nkoku is pulling away from the other runners.

【pull】恩科库把其他选手都甩在了后面。

The runners are taking up their positions on the starting line.

【take】选手们在起线上各就各位。