So, if you're going to take it, you should take it at the same time. Yes?
所以如果你要做实验的话,最好是跟着课程的进度做,请说
I have medicine in the cabinet, you should take it.
橱柜里有药片,你应该吃点药。
It then should take an argument or parameter if you want your function to take input.
然后它必须携带一个参数或参量,如果你想要你的函数获得一个输入。
Now, a foreword is of course supposed to suggest how you should read the text that's coming. And so, if we take it on in that role, let's see what we see.
现在,一个序言当然是要建议大家,去读一下那本书,还有,如果我们借鉴这个作用,让我们看一下这个。
But you should understand it before you walk in to take the final.
考试的时候会出现代码,但是你应该理解它们。
You could take the food guide pyramid and make it the reverse of what it should be and you still end up with something that people really wouldn't see very much, kids don't learn about very much, it doesn't really affect many people, so you could say that it doesn't really matter.
如果你把食物金字塔彻底扭转成另一版本,也不会怎么样,反正人们也不会过多地去关注它,孩子们也不会学它,它并不会真的影响人们的生活,因此你可以说它无关紧要
It's very clear that if you want to take A and ask, "What should I add to A so I get the null vector?"
显然,你们会拿 A 来问,"拿什么来加矢量 A 可以得到零矢量呢"
But the night bus should take you there, so it's not too bad.
但是夜班车也能载你去那儿,所以也不会很糟糕。
That means, when I take two derivatives, I want to get a, then you should know enough calculus to know it has to be something like at^, and half comes from taking two derivatives.
也就是说,当我想求二阶导时,得到了a,你应该有足够的微积分知识,才能知道必须有类似at^的项,而这个1/2则是因为求了两次导数
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