string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%81%9A%E5%BE%AE%E5%95%86%E5%BA%94%E8%AF%A5%E6%80%8E%E4%B9%88%E5%81%9A => Failed to connect to 101.89.117.144 port 38208: Connection refused"
做微商应该怎么做
