So the basic idea was fine, but I failed to satisfy the initial condition that the answer had to be between the lower bound and the upper bound. Right?

因此基础的思想是对的，但是程序没能满足,正确答案在给定的区间内这个条件,对不对？

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Then we may, from this equation, say a certain force is acting in a given situation by multiplying the m times the a.

然后根据这个方程,我们就能说,得到给定条件下的作用力,它等于 m 和 a 的乘积

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