string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%A1%AC%E7%9B%98%E4%BD%8E%E6%A0%BC%E6%9C%89%E4%BB%80%E4%B9%88%E5%9D%8F%E5%A4%84 => Failed to connect to 101.89.117.144 port 38076: Connection refused"
硬盘低格有什么坏处
