So if we wanna know the rate of change of neutrons as a function of time we will write this expression.

所以，当我们想要知道中子的变动率，那是时间方程，我们会写下这个表达式。

youdao

Shall we change the topic? I don't wanna talk about it now.

我们换个话题好吗？我现在不说这个话题。

youdao

We Can't Change the World. But, We Wanna Build a School in Cambodia.

我们无法改变世界，但我们想在柬埔寨建一所学校。

youdao

You wanna change medicare into a voucher, cool, give us every dime we paid into with interest, not the rate of today, but the rate it was in every year we paid into it.

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