string(313) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E9%9B%B6%E5%9F%BA%E7%A1%80%E8%80%83%E7%94%9F%E5%A4%87%E8%80%83cpa%E6%9B%B4%E5%AE%B9%E6%98%93%E9%80%9A%E8%BF%87%E5%91%A2 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
为什么零基础考生备考cpa更容易通过呢
