driven
adjective uk/ˈdrɪv.ən/ us/ˈdrɪv.ən/
执着的,锲而不舍的;奋发努力的
Someone who is driven is so determined to achieve something or be successful that all of their behaviour is directed towards this aim.
Like most of the lawyers that I know, Rachel is driven. 和我认识的大多数律师一样,雷切尔也是非常执着的。