string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A2%86%E5%AF%BC%E8%AE%A9%E5%86%99%E5%AF%B9%E4%BB%96%E7%9A%84%E6%84%8F%E8%A7%81%E5%92%8C%E5%BB%BA%E8%AE%AE => Failed to connect to 61.171.74.35 port 38027: Connection refused"
领导让写对他的意见和建议
