string(337) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%80%82%E5%90%88%E5%A5%B3%E7%94%9F%E7%9A%84%E4%B8%93%E4%B8%9A%E5%B0%B1%E4%B8%9A%E5%89%8D%E6%99%AF%E5%A5%BD%E6%96%87%E7%A7%91%E8%BF%98%E6%98%AF%E7%90%86%E7%A7%91%E5%A5%BD => Failed to connect to 14.18.117.71 port 38220: Connection refused"
适合女生的专业就业前景好文科还是理科好
