string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%AD%E5%9B%BD%E7%A7%BB%E5%8A%A8%E6%94%AF%E4%BB%98%E5%B8%82%E5%9C%BA%E8%A7%84%E6%A8%A1%E6%95%B0%E6%8D%AE => Failed to connect to 101.89.117.144 port 38017: Connection refused"
中国移动支付市场规模数据
