nascar词根词缀

A single NASCAR auto costs an average of$ 5 million to build and operate for a season, and owners want to protect that investment by employing the most qualified crew.

一辆参加NASCAR的赛车一个赛季中的建造和运营平均要花去500万美圆，为了保护这样的投资，车主们希望找那些最具够格的车队队员。

As the top exec at NASCAR, Brian France has to worry about a lot more than cars whizzing around a track.

作为全美运动汽车竞赛协会（NASCAR）的领导人，除了在赛道上疾驰的汽车外，布莱恩•弗朗斯还得操心很多事情。

How about some grub before we turn on the nascar?

在我们开足马力前先吃点零食如何？