string(276) "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%B9%B0%E4%B8%9C%E8%A5%BF%E5%88%B0%E4%BB%98%E5%A5%BD%E4%B9%88%E5%AE%89%E5%85%A8%E5%90%97 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
闲鱼买东西到付好么安全吗
