And this now is Newton's UniversalLawofGravity, which he postulated... UniversalLawofGravity.
这就是,牛顿万有引力定理,他视作的。,万有引力。
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So let's now turn to Newton's universallawofgravity, and believe it or not, I think I even give you on the exam the gravitational force of Newton's universallawofgravity.