string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B3%95%E5%9B%BD%E6%9C%80%E5%A5%BD%E7%9C%8B%E7%9A%84%E5%9C%B0%E6%96%B9 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
法国最好看的地方
