string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%8F%90%E7%94%B5%E8%84%91%E7%9A%84%E9%80%89%E8%B4%AD => Failed to connect to 101.89.159.206 port 38100: Connection refused"
手提电脑的选购
