string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%91%E7%BA%A2%E5%8C%85%E5%8F%91%E5%93%AA%E4%B8%AA%E6%95%B0%E5%AD%97%E5%A5%BD => Failed to connect to 101.89.159.206 port 38187: Connection refused"
发红包发哪个数字好
