string(287) "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%9Aqq%E5%A5%BD%E5%8F%8B%E6%97%A0%E6%B3%95%E7%A0%8D%E4%BB%B7%E6%98%AF%E4%B8%BA%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
拼多多qq好友无法砍价是为什么
