string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%87%AA%E5%B7%B1%E5%88%AE%E4%BA%86%E8%B5%B0%E4%BA%A4%E5%BC%BA%E9%99%A9 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
自己刮了走交强险
