世界勤俭日

 

今天是世界勤俭日。

楼下居然有人开演唱会，唱的还是普通话，不过还是听不懂。

在不远处有另外一群人在开会，题目是“同一南天下”。

 

A model has been given and some results can be derived with it.
A week later there will be a chance. Indeed there are nothing to do
but go with the tidewave.