Soon after building started in 1173, the foundation of the Pisa tower settled unevenly.

比萨斜塔自1173年开始建造，不久之后就出现了地基不平的问题。

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Furthermore, the motion of a falling iron ball in Galileos experiment on the Pisa Tower and a falling raindrop are numerically described with MATLAB.

通过数值计算的方法，对比萨斜塔铁球下落及雨滴下落两个运动进行了描述。

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If you think that Pisa has only one leaning tower, you may just be wrong.

如果你认为比萨只有一座斜塔，那你可能就错了。

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We were about to reboard the bus for another ninety minutes, to snatch a photo of the Leaning Tower of Pisa.

NEWYORKER: The Grand Tour

Instead, he threw cannonballs of two different sizes off the Tower of Pisa, and, checking to make sure that no-one was down there, watched what happened.

BBC: A Point of View: Science, magic, and madness

The sculpture is taller than the Angel of the North, in Gateshead, and leans at a greater angle than the Leaning Tower of Pisa in Italy.

BBC: NEWS | UK | England | Manchester | 'Bang' sculpture spike falls off