string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B7%98%E5%AE%9D%E5%81%9A%E4%BB%BB%E5%8A%A1%E6%80%8E%E4%B9%88%E5%81%9A%E7%9A%84%E5%95%8A => Failed to connect to 14.18.117.71 port 38041: Connection refused"
淘宝做任务怎么做的啊
