string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%AF%B4%E4%B8%80%E5%8F%A5%E4%BD%A0%E7%9A%84%E5%BA%A7%E5%8F%B3%E9%93%AD => Failed to connect to 14.116.215.7 port 38230: Connection refused"
说一句你的座右铭
