He acted as grand marshal of a stock car race.

他担任过改装车大赛的总指挥。

National Association of Stock Car Auto Racing.

全国汽车比赛协会。

So, I suppose, you are a fan of stock car racing?

这么说，我想你是一名赛车爱好者啦？

A bad accident in a Stock Car race in Melbourne, Australia.

澳大利亚墨尔本举行的改装车比赛，发生了一起严重事故。

From 19:00 on that day, above all social rolling stock car parks close.

当天19时起，以上所有社会车辆停车场关闭。