string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%96%E9%9F%B3%E6%8E%A8%E9%80%81%E6%96%B9%E6%B3%95%E6%9C%89%E5%87%A0%E7%A7%8D => Failed to connect to 101.89.117.144 port 38022: Connection refused"
抖音推送方法有几种
