What makes the Tower of Pisa lean?

Update:2006-3-16 15:17:53

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What makes the Tower of Pisa lean?

 

 

 

Key: It never eats.
     因为它从不食人间烟火。 [lean：v. 倾斜 adj. 瘦的]

 

Editor:Melissa From:Jschina.com.cn

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