The expression comes from horse racing.

这个表达出自赛马。

This idiom comes from horse racing.

这个习语来源于赛马。

Horse racing? Yeah, Nathan's never been.

赛马 是的 南森从没去过。

Great. So you know everything about horse racing too.

好极了 所以你对赛马也是了如指掌。

At the heart of the Mongolian culture is horse racing.

赛马是蒙古文化的精髓。

Horse racing enthusiasts and historians are keeping an eye on American Pharoah.

赛马爱好者和历史学家正在密切关注美国法老王。

These two terms also come from horse racing. So does down to the wire.

这两个术语也出自赛马，" down to the wire（最后关头）" 也是。

With horse racing, dog racing, and bull-riding, the animals all wait behind a gate.

在赛马、赛狗和骑牛的活动中，所有的动物都在大门后等待。

A lot of people still like to ride horses. And horse racing is also popular.

现在，仍然有很多人喜欢骑马。赛马运动也非常流行。

Someone programmed this DVR to record a series about horse racing called The Winner's Circle.

有人设置了这台录像机录了很多赛马的节目叫冠军圈。