string(303) "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%E5%86%85%E5%AD%98%E6%B8%85%E7%90%86%E5%8F%AA%E9%9C%80%E5%85%B3%E9%97%AD%E8%BF%99%E4%B8%89%E4%B8%AA%E5%BC%80%E5%85%B3 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
微信内存清理只需关闭这三个开关
