string(243) "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%BC%E6%80%8E%E4%B9%88%E5%A2%9E%E5%8A%A0%E5%88%B0500 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
淘气值怎么增加到500
