string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%A8%E5%86%8C%E4%B8%AA%E4%BD%93%E8%B7%9F%E5%85%AC%E5%8F%B8%E6%9C%89%E4%BB%80%E4%B9%88%E5%8C%BA%E5%88%AB => Failed to connect to 101.89.166.210 port 38089: Connection refused"
注册个体跟公司有什么区别
