string(324) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E5%9B%BD%E5%86%85%E6%B2%B9%E4%BB%B7%E4%B8%80%E7%9B%B4%E4%B8%8A%E6%B6%A8%2C%E5%B7%B2%E7%BB%8F%E8%BF%9B%E5%85%A5%E4%BA%869%E5%85%83%E6%97%B6%E4%BB%A3 => Received HTTP code 403 from proxy after CONNECT"
为什么国内油价一直上涨,已经进入了9元时代
