string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E7%AE%A1%E7%90%86%E7%9C%8B%E4%BA%862%E9%81%8D%E7%9C%8B%E4%B8%8D%E6%87%82 => Received HTTP code 403 from proxy after CONNECT"
一建管理看了2遍看不懂
