string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%8C%E5%BB%BA%E9%BB%98%E5%86%99%E9%A2%98%E5%A4%9A%E5%B0%91%E5%88%86 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
二建默写题多少分
