Horse racing, or thoroughbred racing, is a popular sport for some Americans to watch.

赛马，或称纯种赛马，是一些美国人非常喜欢观看的运动。

This led to the rapid and widespread adoption of riding acey-deucy by many riders, a racing style which continues in today's thoroughbred racing.

这导致许多车手迅速而广泛地采用 acey-deucy 骑行，这种赛车风格在今天的纯种赛车中仍在继续。