string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%97%B2%E9%B1%BC%E4%BB%98%E6%AC%BE%E4%B9%9F%E6%98%AF%E5%85%88%E4%BB%98%E5%88%B0%E5%B9%B3%E5%8F%B0%E5%90%97 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
闲鱼付款也是先付到平台吗
