Well, you just need to do the math.

你只需要简单算算就知道了。

youdao

So now let's do the math and make sure that it agrees with what we've just assumed that it's going to look like.

那么现在让我们处理数学问题，确保它和我们设想，它看起来的样子相符合。

youdao

When I was singing songs with my friends, my mind was thinking about my math teacher, what would she do if she found me skip her class, would she punish me or she just got very disappointed.

我和我的朋友们唱歌的时候，我的心里想到了我的数学老师，她会怎么做，如果她发现我逃她的课，她会惩罚我吗或者她只是很失望。

youdao

The first way is just to turn the crank on the math, and the second way is to do a little bit more imaginative about the process.

第一个方法就是纯数学推导,第二个方法我们将对,这个过程做一些物理图像的想象。

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Again, don't worry too much about the equation, we're not really going to do any math here, I'm just putting it in for completeness.

对这个方程也不需要太深究,在这里我们不强调数学运算的,我把它写出来是为了表述完整

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But if you just do the math, it takes some number of years just to absorb the terrible things that occurred in 2008 because of the financial crisis.

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It just has to do with basic math.

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If you do the math, a larger iPhone just seems like a plus!

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