string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%89%E4%B8%AA%E6%9C%88%E6%80%8E%E4%B9%88%E8%BF%87%E5%BE%97%E5%BF%AB => Failed to connect to 14.116.215.7 port 38225: Connection refused"
三个月怎么过得快
