string(321) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A4%96%E5%9B%BD%E7%9A%84%E8%91%97%E5%90%8D%E4%BD%9C%E5%AE%B6%E6%88%88%E5%B0%94%E6%B3%B0%E8%AF%B4%E7%BA%A2%E8%8A%B1%E6%98%AF%E7%BE%8E%E4%B8%BD%E7%9A%84 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
外国的著名作家戈尔泰说红花是美丽的
