string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B5%E5%BD%B1%E7%9A%84%E8%92%99%E5%A4%AA%E5%A5%87%E8%89%BA%E6%9C%AF => Failed to connect to 101.89.117.144 port 38017: Connection refused"
电影的蒙太奇艺术
