20 March 2008

图像诗 - 抛物线原理


2 comments:

uncle said...

也不尽是如此。
当你的速度到达11km/s,便可摆脱地球对你的吸引力,飞向无限远的地方。

Gan said...

Why not you say yuxin can choose to bury himself at outer-space after he gui1 tian2??? hehehe