作用和反作用的定律是通用的。

The law of action and reaction is universal.

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可见作用和反作用涉及两个物体。

It follows that action and reaction involve two objects.

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每一个作用力都会引起相等的和相反的反作用力。

For every action there's an equal and opposite reaction.

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根据牛顿运动第三定律，作用力和反作用力是大小相等方向相反的。

According to Newton's Third Law of Motion action and reaction are equal and opposite.

youdao

根据牛顿运动第三定律，作用力和反作用力是大小相等方向相反的。

According to Newton's Third Law of Motion action and reaction are equal and opposite.

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