string(233) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%92%8Cblue%E5%AF%B9%E5%BA%94%E7%9A%84%E6%83%85%E4%BE%A3%E5%90%8D => Failed to connect to 14.18.117.71 port 38041: Connection refused"
和blue对应的情侣名
