string(233) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=ips%E6%98%AF%E6%B6%B2%E6%99%B6%E5%B1%8F%E5%B9%95%E4%B9%88%E5%98%9B => Failed to connect to 101.91.112.32 port 38195: Connection refused"
ips是液晶屏幕么嘛
