string(258) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%A4%E6%8E%A5%E7%8F%AD%E8%80%83%E8%AF%95%E9%A2%98%E7%9B%AE%E6%80%8E%E4%B9%88%E5%86%99 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
交接班考试题目怎么写
