string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%B9%E5%B0%BC%E5%B0%94%E6%83%A0%E7%81%B5%E9%A1%BF%E4%BF%9D%E5%80%BC%E5%90%97 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
丹尼尔惠灵顿保值吗
