string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%9C%E7%B2%BD%E5%AD%90%E5%92%8C%E5%92%B8%E7%B2%BD%E5%AD%90%E5%93%AA%E4%B8%AA%E6%9B%B4%E5%A5%BD%E5%90%83 => Failed to connect to 61.171.74.35 port 38027: Connection refused"
甜粽子和咸粽子哪个更好吃
