string(257) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%93%AA%E4%BA%9B%E7%91%9E%E5%A3%AB%E8%A1%A8%E6%AF%94%E8%BE%83%E5%A5%BD%E4%B8%80%E7%82%B9 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
哪些瑞士表比较好一点
