string(331) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E6%8A%8Ab%E7%AB%99%E7%9A%84%E8%A7%86%E9%A2%91%E4%BF%9D%E5%AD%98%E5%88%B0%E6%89%8B%E6%9C%BA%E5%90%8E%E6%B2%A1%E6%9C%89%E5%A3%B0%E9%9F%B3 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
为什么把b站的视频保存到手机后没有声音
