伽利略的重力实验史上最早的思想实验之一，由物理和天文学家伽利略进行实验。
Galileo's Gravity ExperimentOne of the earliest thought experiments originated with the physicist and astronomer Galileo.
伽利略的重力实验史上最早的思想实验之一，由物理和天文学家伽利略进行实验。
Galileo's Gravity ExperimentOne of the earliest thought experiments originated with the physicist and astronomer Galileo.
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