string(328) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BA%E7%9F%AD%E4%BF%A1%E7%BB%8F%E5%B8%B8%E6%94%B6%E5%88%B0%E5%9E%83%E5%9C%BE%E7%9F%AD%E4%BF%A1%E5%BA%94%E8%AF%A5%E6%80%8E%E4%B9%88%E5%8A%9E%E5%91%A2 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
手机短信经常收到垃圾短信应该怎么办呢
