string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E6%A0%B7%E5%81%9A%E5%BE%AE%E5%95%86%E9%9C%80%E8%A6%81%E6%80%8E%E6%A0%B7%E7%9A%84%E7%A8%8B%E5%BA%8F => Failed to connect to 101.89.143.195 port 38205: Connection refused"
怎么样做微商需要怎样的程序
