string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B1%BD%E8%BD%A6%E6%8A%98%E4%BB%B7%E6%98%AF%E6%8C%89%E8%A3%B8%E8%BD%A6%E4%BB%B7%E6%8A%98%E5%90%97 => Failed to connect to 101.89.143.195 port 38175: Connection refused"
汽车折价是按裸车价折吗
