string(347) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BC%E5%A4%9A%E5%A4%9A%E5%85%88%E7%94%A8%E5%90%8E%E4%BB%98%E5%A4%9A%E9%95%BF%E6%97%B6%E9%97%B4%E4%B8%8D%E4%BB%98%E6%AC%BE%E5%B0%B1%E4%BC%9A%E4%BA%A7%E7%94%9F%E8%B4%9F%E9%9D%A2%E8%AE%B0%E5%BD%95 => Received HTTP code 403 from proxy after CONNECT"
拼多多先用后付多长时间不付款就会产生负面记录
