string(269) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B7%98%E6%B0%94%E5%80%BC1000%E4%BB%A5%E4%B8%8A%E8%BF%98%E4%BC%9A%E6%8E%89%E4%B8%8B%E6%9D%A5%E5%90%97 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
淘气值1000以上还会掉下来吗
