So,if time is not involved, you can do it that way.
如果时间没包括在内 你可以用这种方法
There are actually ten, including space and times.
实际上有十个维度,包括空间和时间
What they do in this study is they took this cohort of a hundred thousand nurses and then have followed them repeatedly over the years, with very careful assessments of diet, health status, and other things, and countless papers, important papers have been published from this particular cohort.
在研究过程中,他们以十万名护士为研究群组,很长一段时间内定期追踪她们的信息,包括关于饮食健康状况等的详细评估,同时还不断刊发基于这一研究群组,的重要论文
And the mathematics of that equation involved a double derivative in time of x 0 plus some constant times x equals zero with some constraints on it.
那个数学方程式,包括了x对时间的二阶导数,加上常数乘以x等于,还有一些限制条件。
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