string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%88%91%E6%89%93%E7%AE%97%E5%9C%A8%E5%AE%B6%E8%AF%BB%E4%B9%A6%E8%8B%B1%E8%AF%AD => Failed to connect to 14.18.117.71 port 38164: Connection refused"
我打算在家读书英语
