string(319) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BE%AE%E4%BF%A1%E6%9F%A5%E8%AF%A2%E7%94%B5%E8%B4%B9%E4%BD%99%E9%A2%9D%E5%A4%9A%E9%95%BF%E6%97%B6%E9%97%B4%E6%9B%B4%E6%96%B0%E4%B8%80%E6%AC%A1%E5%95%8A => Failed to connect to 14.18.117.71 port 38041: Connection refused"
微信查询电费余额多长时间更新一次啊
