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- UID
- 223344
- 帖子
- 339
- 主题
- 47
- 注册时间
- 2011-7-11
- 最后登录
- 2013-9-29
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| NASA used to spend hundreds of thousands of dollars or millions trying to develop a pen that could be used in space (zero gravity) back in the cold war days....due to limited budget constraints, CCCP decided...to hell with pens in the space, let's just use pencils. |
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发表于 2011-7-18 19:02
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