string(282) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%85%B3%E4%BA%8E%E4%BE%BF%E5%88%A9%E5%BA%97%E7%9A%84%E7%AE%A1%E7%90%86%E6%96%B9%E6%B3%95%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.46.51 port 38206: Connection refused"
关于便利店的管理方法有哪些
