string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%88%91%E6%83%B3%E5%81%9A%E5%BE%AE%E5%95%86%E4%BD%86%E4%B8%8D%E7%9F%A5%E9%81%93%E5%8D%96%E4%BB%80%E4%B9%88%E5%A5%BD => Failed to connect to 101.89.143.195 port 38205: Connection refused"
我想做微商但不知道卖什么好
