There are a great many careers in which the increasing emphasis is on specialization.这句话中的in which应怎么理解,从句是在哪里结束的?specialization搭配的是on还是in?这种介词+which的组合的语法结构是怎么样的.
That night, senators flew back to Washington from as far away as Hawaii for emergency talks aimed at finding a compromise on Trump’s demand for nearly $6bn for a wall on the southern border, a campaign promise which has become an obsession.
1、句子结构
2、as far as的用法