下面这句话,Bruce went into a low gear and drove at a terrifying speed,keeping the front wheels astride the crack as he followed its zigzag coure.这句话里的as是什么意思?麻烦再翻译下整句话,新概念课本里给了中文意思,

下面这句话,Bruce went into a low gear and drove at a terrifying speed,keeping the front wheels astride the crack as he followed its zigzag coure.这句话里的as是什么意思?麻烦再翻译下整句话,新概念课本里给了中文意思,
下面这句话,
Bruce went into a low gear and drove at a terrifying speed,keeping the front wheels astride the crack as he followed its zigzag coure.
这句话里的as是什么意思?麻烦再翻译下整句话,新概念课本里给了中文意思,但我还是有点觉得不同.我有点不清楚这个”as he followed its zigzag coure“这里到底是做什么语?

下面这句话,Bruce went into a low gear and drove at a terrifying speed,keeping the front wheels astride the crack as he followed its zigzag coure.这句话里的as是什么意思?麻烦再翻译下整句话,新概念课本里给了中文意思,
as在这里的意思就是用以说明Bruce是用某种方式来使得车子的前轮横跨裂缝,那么这种方式就是follow its zigzag course,用歪歪扭扭的“之”字形路线来前进.