string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%89%AF%E8%AF%8D%E4%BF%AE%E9%A5%B0%E5%89%AF%E8%AF%8D%E6%94%BE%E5%9C%A8%E4%BB%80%E4%B9%88%E4%BD%8D%E7%BD%AE => Failed to connect to 14.116.215.7 port 38225: Connection refused"
副词修饰副词放在什么位置
