so it is as crucial as ever to understand theory At the same time, we have the vantage point of, I suppose, what we can now call history.
因此去理解理论一直以来都是至关重要的,以此同时我想,我们处在,历史的有利位置。
And but most of the time, you come up with enlarged point of view, a broader point of view
但大多数情况下,会想出一个扩大的观点,一个更广泛的观点,
Cells can stop in their lifetime at some point in the cell cycle and persist for long periods of time.
细胞生命期可以停止在细胞周期的某个点,并保持很长时间
Another thing to point out in these two graphs is that we do have nodes, and we figured out last time, we calculated how many nodes we should have in a 2 s orbital.
另外这两张图上要指出的是,我们可以看到节点,上次我们知道,我们算了2s轨道有多少个节点。
MIT has undertaken a variety of experiments in Educational technology. But we really feel at this Point of time we need some sort of coordinate strategy.
麻省理工做了许多不同的,教育技术的实验,但我们觉得,现在我们需要一些协调的战略。
You can run into issues of things like overflow, underflow, with floating point numbers and when you see a whole bunches of ones, it's particularly a good time to be suspicious.
来看看哪儿会出问题,你可能会碰到浮点数中的溢出和下溢问题,当你碰到一系列这种问题后,可能就会适时的开始怀疑结果的正确性。
It is very interesting to me because it's a discrete invention that happened in a point of time in response to information technology.
我觉得很有意思,因为它由许多组成部分构成,这些部分组合在了一起,而且都和信息技术有关。
But maybe at this point it really is time to dig in our heels.
或许在这点上,的确是该坚持己见了。
So I think at least in our own case, it's not that I wish things were different, but I know we have to constantly balance and reinforce and build and sort of reinforce the behaviors we need in whatever business at that point in time.
所以我想至少对我们而言,并不是我希望事情能够有所不同就可以的,但是我知道必须不断的作出平衡,并加强,创立,再加强自身,在这个时期不论从事什么都必须这样做。
Now,every time there's a big time political disaster, from the point of view of the Catholic Church in France, it's followed by a period of religious revival.
于是,每当天主教会看到法国政治格局,有重大的变盘,紧接着就会兴起宗教复兴
What happens is suppose you have the flu and you get very nauseous and then at the same point you eat some sashimi for the first time.
假设你得了流感,感觉非常恶心,与此同时,你又第一次吃了生鱼片。
The sum of path number 2 and path number 3 get me to the same place, so the energy change by going through this time path, this intermediate point here back all the way to final state should be the same the red path.
而经过路径2和3可以3,到达同样的末态,因此经过路径,2和3带来的能量的变化,与路径1带来的,能量变化相同。
The crucial point in thinking about this is to realize that every time you combine a different egg with a different sperm ? you end up with a different person, right?
考虑这个问题的关键一点是,明白每一次,你把一个不同的卵细胞和一个不同的精子结合,都会产生一个不同的人,对吗?
And then third year when I taught it which was the last time, I had 850 students in the class, making it at that point the largest course at Harvard.
到了第三年,也就是上一次开课,有850人参加,是当时哈佛人数最多的课程。
Sparta starts at an early point, sends out a colony to southern Italy at some time, probably early, they sent out a colony to an island in the Aegean Sea, Melos, and then they stopped and never sent out another colony.
斯巴达要早一些,某一时期在意大利南部建设过殖民地,也许更早的时候,曾在爱琴海上的岛屿米洛斯殖民,然后他们的殖民活动戛然而止,并从未再开始
And five weeks less one day later I decided you know what this might actually be for me and I switched from pass-fail to letter graded status at that point in time.
而第五周的最后一天,我从上及格-不及格制的课程转为上数字学分制的课程,你们可能知道这对我来说意味着什么。
I'll bet you, even if you're reading this for the second or the third time, you were surprised again when you came to this point.
我敢说,即使是第二遍或第三遍读这首诗,读到这儿时你们还是会感到惊讶。
Other one says, maximize the time of flight and you point a cannon like this.
另一种是,让飞行时间最长,像这样进行瞄准
Toni Morrison was speaking for black Southerners in that, I think, fantastic line in her novel Beloved which I know many of you've read because it's taught all the time but there's that marvelous little exchange at one point between Paul D and Sethe.
托尼.莫里森藉由她的小说《宠儿》中,用一句绝妙的句子表达了南方黑人的心声,我知道很多人都已经读过《宠儿》,因为这本书一直被当做教材,不过小说中男女主人公保罗和塞丝,有这么一小段触人心弦的对话
We might or might not have time to come back to that But more generally, the point is, that each stock actually behaves a little bit differently.
我们可能没有时间讲这些问题了,但是一般来说,这里的问题是,每一只股票的表现,都是不一样的。
The crucial point here for us is that immortality means not just living a very long time or even an extraordinarily long time, but literally living forever.
这里至关重要的一点是永生,不仅意味着生存很长一段时间,甚至极其漫长的一段时间,而是指永远生存下去。
OK, we're going to do this reversibly, which means we're going to slowly change the external pressure very, very slightly at a time, so that at every point we're basically in equilibrium, p2/ until the pressure reaches a new smaller pressure p2.
整个过程保持可逆,外界压强,变化得很慢,每一个瞬间,都保持平衡,直到压强减小到末态值。
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