string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BF%E8%BF%87%E8%AF%BA%E8%B4%9D%E5%B0%94%E5%92%8C%E5%B9%B3%E5%A5%96%E7%9A%84%E4%BA%BA%E6%98%AF%E8%B0%81 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
拿过诺贝尔和平奖的人是谁
