string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E8%B0%83%E8%8A%82%E6%98%BE%E7%A4%BA%E5%B1%8F%E5%A4%A7%E5%B0%8F => Failed to connect to 101.89.117.144 port 38022: Connection refused"
如何调节显示屏大小
