string(276) "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%E5%9C%A8%E8%A7%86%E9%A2%91%E4%B8%AD%E6%8A%8A%E8%85%BF%E6%8B%89%E9%95%BF%E4%B8%80%E4%BA%9B => Failed to connect to 101.89.117.144 port 38208: Connection refused"
怎么在视频中把腿拉长一些
