string(249) "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%E6%94%AF%E4%BB%98%E4%BA%86%E9%92%B1%E8%83%BD%E9%80%80%E5%90%97 => Failed to connect to 101.89.143.195 port 38175: Connection refused"
闲鱼支付了钱能退吗
