string(284) "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%E6%9C%89%E5%93%AA%E4%BA%9B%E6%81%90%E6%80%96%E8%A2%AD%E5%87%BB%E4%BA%8B%E4%BB%B6%E5%8F%91%E7%94%9F => Failed to connect to 101.91.112.32 port 38221: Connection refused"
中国有哪些恐怖袭击事件发生
