string(260) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=qq%E5%8A%A0%E5%A5%BD%E5%8F%8B%E5%A4%9A%E4%BA%86%E4%BC%9A%E8%A2%AB%E5%B1%8F%E8%94%BD%E5%90%97 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
qq加好友多了会被屏蔽吗
