string(301) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B8%85%E7%90%86%E5%BE%AE%E4%BF%A1%E5%86%85%E5%AD%98%E6%94%B6%E8%97%8F%E7%9A%84%E6%96%87%E4%BB%B6%E4%BC%9A%E4%B8%A2%E6%8E%89%E5%90%97 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
清理微信内存收藏的文件会丢掉吗
