Obviously, it's not going to be a question identical to something you've done, but it's going to cover that subject matter.
当然不会是你做过的,课后作业的题目,但是会涉及到相关内容。
because you've already done it or you don't need to do something because you've already done it before.
因为你之前已经做过,或者你觉得因为之前做过就没有必要再做了。
So I haven't done magic, I've given you a really fast way to solve a knapsack problem, but it's still exponential deep down in its heart, in something.
所以我并没有施魔法,我已经告诉了你,一种快速解决背包问题的方法了,但是某些方面它的核心仍然是指数增长的。
But nevertheless, let's just go with this for a minute, and if we suppose that it took about a generation to enter the land so you see, I've done the math on the side here.
无论如何,我们还是要稍微讨论一下,假设,进入这块土地要一代人的努力,你看,我已经在这边做了算术。
There's even eating meditation, you did it once with me, and I've done this in other places where you take a raisin and you put it into your mouth, and you take a minute to eat this raisin.
甚至还有食禅,我们一起试过一次,我也在别的地方试过,你拿着一粒葡萄干,放入嘴中,花一分钟时间吃掉这粒葡萄干。
Use this pattern in any situation where you want to explain you've done it before.
当你想解释之前已经做过某事的时候,可以在各种情形下使用这个句型。
it was the best thing I've done, to tell you the truth.
事实上,这是我做过的最好的一件事了。
The clean, strong feeling that sweeps you when you've done it makes you know that.
那种清白且强烈的感觉,会让你认识到这点”
Admittedly, it's not great, but you've done good work."
说实话,其实并不是很让人满意,但是你做的也算不错了“
When you say "I'm sorry" in English, it can mean that you are sorry for something that you've done personally.
当你在英文中使用“I'm sorry”时,它可以表示你对于自己已有的一些行为感到抱歉。
Because when you make this request "make sure," that the person would either say "Yes, I've done it," or "No, I haven't,"
当你作出“Make sure”的要求时,对方会说,“是的,我已经做了” 或者 “不,我还没做呢。”
It's just one, nine through 11, which you've probably had done for days now, so you just bring that material and hand it in.
只包括第一节,第九到第十节,这些你可能好几天前就做好了,那你只要带上材料交上来就可以了
For example, like it has done recently if you've been following it earlier this year.
举个例子,如果你们今年关注股票市场的话,会发现今年年初的股票运动趋势非常戏剧化
And you might every once in a while get this, at least as we've done it in this case, this large move out at the end.
一旦你得到了这个结果,至少像是我们在这个例子中得到的结果,最后有一个很大的唯一变化。
I've already done it. - You've done it alright?
我已经做过这样的比较了,-,你已经做了?
I've done it from the Princeton Ok, great. - I don't want you to get Jesus complex.
在普林斯顿斯顿大学就做过,很好,-,我不是说您有一种宗教神秘感。
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