string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%A1%A8%E6%80%81%E5%8F%91%E8%A8%80%E5%BA%94%E8%AF%A5%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
表态发言应该怎么写
