But it grows pretty rapidly, as n goes up, and I'm going to show you an example in a second.
解决问题需要的时间会急剧增长,一会儿我会让大家看个例子的,我想大家注意的还是。
In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.
事实上,一些很老的书籍上,平均的定义就是算数意义的,总的来说被分为两种算数意义,但现代我们多用几何意义。
And I'll skip around in the book as things come up that I want to show you in other parts of the book.
当遇到我想让你们在其他的部分中,再去知道的东西时我会跳过去。
The children were chosen at random but the children who were described as showing-- as expected to show a jump in IQ, in fact, did show a jump in their IQ scores and this isn't magic.
这些孩子都是随机挑选的,那些被说成很聪明的孩子-,老师期望他们的智力会有大提高,结果他们的智力真的大大提高了,这并不是魔法。
Tests show in the nineteenth century that people could type four or five times as fast as they could handwrite and there's no ambiguity because it's very clear what key was struck; whereas, handwritten--fast handwriting becomes impossible to read--or difficult.
通过测试显示,在19世纪,人们打字的速度是手写的4至5倍,而且也不存在字迹模糊的问题,因为键盘敲击出来的非常清晰;,而手写,尤其是快速手写根本无法阅读,或者说是很难阅读。
So, even if we were to agree with the pessimists that it would be better never to have been born at all, as the old joke goes, show me one person in a thousand who's so lucky, right?
所以,即使我们要同意悲观主义者的观点,根本不出生更好,就像老笑话讲的那样,给我千里挑一找到一个走运的人?
You might think of walking in here expecting Professor Hungerford on censorship and getting me instead. But this is a very important idea for Nabokov both as a way of treating predecessors and as a way of writing. And I want to show you that way of writing very early in the book on page 10 now. Let's take a look at that.
你们可能期待亨格福特教授走上讲台,取代我讲审查制度,但这对纳博科夫而言,是非常重要的对待前辈和写作的方法,接下来,我将向你们展示,他的写作风格,在这本书的很前面,第10页,我们一起看一下。
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