string(285) "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%E5%BE%88%E5%A4%9A%E4%BA%BA%E9%83%BD%E5%9C%A8%E7%8E%A9%E6%8A%96%E9%9F%B3%E8%B5%9A%E9%92%B1 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
为什么很多人都在玩抖音赚钱
