These are poems, in other words, that come with little labels to tell you what they mean and what they're about.
这些都是,换句话说,是用小的标记来告诉你,他们是什么意思,他们是关于什么的。
and it's really a really wonderful pattern. Because it's something that you can express so many different things.
它们都是非常棒的句型,你可以用它们来表达多种多样的事情。
And then I say, oh you know I've used lists all over this program. I'll bet this isn't the only place where I've made this mistake.
变化引起的边缘效应,然后我的意思是,你知道的我在这个程序中一直都在用数组,我敢打赌我犯了这种错不止一次。
There's a famous saying, "If you're good with a hammer, everything looks like a nail."
正像一句名言说的那样,如果你很会用锤子,那么一切看上去都是钉子“
Well, you have a roommate and your roommate you could evaluate on "The Big Five."
你们都有室友,你可以用”大五人格“来评价他们“
Okay, a number of you. Young lady out there, did you use musical notation?
好的,相当一部分都有过,这位年轻的女士,你用乐谱吗
Drugs like antibiotics, Penicillin, Erythromycin, again something else you probably all had experience with and you think well that's not Biomedical Engineering that's science, that's somebody discovering a molecule that kills microorganisms.
像抗生素,青霉素和红霉素这样的药物,你们都用过这些药,你不认为这属于生物医学工程的研究范围,而认为是科学的产物,科学家发现这种分子能够杀灭微生物
if you don't want to use that, you can also derive it as we did every time, it should intuitively make sense how we got there. But the exams are pretty short, so we don't want you doing that every time, so we'll save the 2 minutes and give you the equations directly, but it's still important to know how to use them.
吸收的和发射的,如果你不想用公式,你也可以每次都向我们这样推导它,很直观的就能得到结果,但考试时间很短,我们不希望你们每次都推导,所以我们会直告诉你,让你节省2分钟,但知道如何应用它十分重要。
It's like you have more skateboards than there are days in a year.
恰当的例子是你的滑板多到,每天用一个都不重样。
whenever you want to express what you are doing at a particular moment in time.
当你想表达在某一时刻你在做的事情时,你都可以用这个句型。
But it has a property that when you add it to anything, you get the same vector.
但它有个性质,就是用它加任何矢量,你得到的都还是原矢量
So conceptually the key difference here, besides the syntax looking slightly different, it just means that if you want a chunk of code to execute no matter what initially, ; you can use the do while loop; if you want to check a condition first, you can use the while loop.
所以概念上,则关键的区别是,除了语法看起来有点不同,它的意思是如果你想要一段代码,最初无论如何都要执行,你就可以用do,while循环;,如果你想要先检查条件,你可以用while循环。
Is it okay if we do this every day until my car is fixed?
在我车修好之前,我能每天都像这样用一下你的车吗?
What do you do with your smartphone?
你都用你的智能机干什么?
Remember you can say "I'm sorry" when you wish to express your regret, your sympathy or ambiguous regret.
记住,当你想表达歉意、同情或是含糊的道歉时,你都可以用“I'm sorry”。
And by that, I mean anything that can be described in one of these process, you can capture in that set of primitives.
对于那个,我的意思是任何东西,都可以用这个流程中的一部分来表达出来,你可以从那堆基本类型中间挑选。
This is so obvious in this problem, but when you see more complicated formula, you may not know all the assumptions that went into the derivation and quite often you will be using it when you shouldn't.
在这道题中这些都很明显,但是当我们用更复杂的公式时,你可能搞不清楚所有,在推导时的前提,因此很多时候,你都会用错公式
应用推荐