string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E6%8A%8A%E5%BD%95%E9%9F%B3%E6%96%87%E4%BB%B6%E5%8F%91%E9%80%81%E5%88%B0%E5%BE%AE%E4%BF%A1 => Failed to connect to 14.18.117.71 port 38164: Connection refused"
如何把录音文件发送到微信
