string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E8%83%BD%E6%8A%8A%E8%A7%86%E9%A2%91%E9%87%8C%E7%9A%84%E8%85%BF%E6%8B%89%E9%95%BF => Failed to connect to 61.171.74.35 port 38041: Connection refused"
怎么能把视频里的腿拉长
