string(292) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%AD%E5%9B%BD%E7%A7%BB%E5%8A%A8%E6%8E%A5%E5%85%A5%E7%82%B9wap%E5%92%8Cgprs%E5%8C%BA%E5%88%AB%E5%90%97%E7%9F%A5%E4%B9%8E => Failed to connect to 101.89.117.144 port 38076: Connection refused"
中国移动接入点wap和gprs区别吗知乎
