string(241) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%93%E9%97%A8p%E5%9B%BE%E7%9A%84%E8%BD%AF%E4%BB%B6%E4%B8%8B%E8%BD%BD => Failed to connect to 101.89.117.144 port 38017: Connection refused"
专门p图的软件下载
