string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%B6%E4%BD%9C%E7%BD%91%E7%AB%99%E7%9A%84%E5%85%A8%E8%BF%87%E7%A8%8B%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.159.206 port 38100: Connection refused"
制作网站的全过程是什么
