string(331) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BE%AE%E4%BF%A1%E5%85%AC%E4%BC%97%E5%8F%B7%E6%96%87%E6%A1%88%E7%9A%84%E6%AE%B5%E8%90%BD%E4%B8%8D%E5%AE%9C%E5%A4%AA%E9%95%BF%2C%E4%BF%9D%E6%8C%81%E4%B8%80%E6%AE%B5 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
微信公众号文案的段落不宜太长,保持一段
