string(261) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8E%86%E5%8F%B2%E4%BA%BA%E7%89%A9%E6%9D%A8%E5%AE%B6%E5%B0%86%E4%BB%8B%E7%BB%8D100%E5%AD%97 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
历史人物杨家将介绍100字
