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This is where evaluation comes in. The success or failure of a poem depends on the realization of meaning.
这时就需要评估介入了，一首诗好与坏,取决于它含义表达是否清晰。
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It can have a very sarcastic undertone which could be good, depending on what you need to express.
它可以表达一种带着挖苦意味的好意，这取决于你表达的需要。
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Data's what we expect. It's our way of representing fundamentally the kinds of information we want to move around.
数据是我们一直需要的,它是用来表达我们想要操作的,数据类型的基本方式，这里。
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So what we're going to do is set these two things equal to each other, put in stars here.
我们只需要令这两个表达式相等,在这里标注上*号
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We can say there's a great deal to learn about what people think literature is and we can develop very interesting kinds of thinking about the variety of ways in which these ideas are expressed.
可以说，关于人们对文学的定义,我们还有很多需要学习,我们也能从它们的各种不同的表达方法中,产生有趣的想法。
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Well it turns out a bunch of years ago people just decided that if we have the ability to express numbers and we actually care about expressing letters of the alphabet, well we just need some kind of mapping between one and the other, ASCII and so thus was born what's generally called the ASCII.
结果证实，数年前,人们觉得如果我们,有数字表达能力,而我们真正在乎其实是字符的表达，那么我们就需要数字和字符的某种对应关系，于是就有了俗称的。
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So I think, at least when there's the need to be careful-- maybe we don't normally have a need to be careful-- but when there's the need to be careful, we should say, talk of the mind is a way of talking about the P-functioning of the body.
所以我认为,至少在需要严谨的时候,也许我们并不常需要如此严谨,但是当我们需要谨慎时,我们应该会说,心灵是表达,肉体人类能力的一种方式
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It's about speaking to people, about getting your word out in order to be, you know, good.
喜剧需要说给观众听，向他们明白地表达意图。
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You need to make your case succinctly and effectively, but you always get a hearing including me.
你需要把你的意见,表达得简洁有效，总统总会听取别人的意见，包括我。
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This is introducing a gene, it's a natural gene but it's not - it's a natural gene that's found in humans and is actually expressed all over your body in different levels, but you're concentrating it or over expressing it in one particular region of tissue in order to have a particular effect.
通过导入一个基因,这是一个天然基因但--,是一种于人体内发现的天然基因,在全身细胞中都有不同程度表达,但需要集中在组织的某一特定区域,表达或过表达,才能达到特定疗效
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Another situation where you would use the "you have to" pattern is when you express what you don't have to do.
另一种使用“you have to”句型的情况是要表达那些不需要做的事情。
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And in fact in one with the girl describing her side, she several times emphasizes this need for protection, need to be free from being torn down from people around them.
事实上像一个女孩子表达的那样，她好几次强调了需要保护的愿望，需要逃离那些打倒她的东西,逃离身边的人们。
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And you will form a crystal of sodium chloride as a result of this need to form crystal expressed through the Coulomb's Law.
你能得到氯化钠晶体,因此，形成晶体所需要的条件,在库伦定律中通篇都有表达。
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We have to describe how do you put together legally formed expressions. OK?
我们需要对你怎么把写好的表达式,合理的放在一起进行描述，对不对？
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And for that, we combine things in expressions.
为了这么做我们需要创建表达式。
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If you can put it in other words, those other words take the form of an appeal to intention.
若你能将它换个方式表达出来，那也需要借助于意图。
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I'm just flipping around the 2's and the 1's.
我只需要把参与人2和1的表达式调换
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Scratch The syntax actually looks reminiscent to Scratch, where you have a puzzle piece reminiscent of this shape, but you have to say "if" followed by a space, followed by in parenthesis, the Boolean expression that you want to check -- more on those in a moment.
这个语法看起来使人想起，那里有一个这种形状的程序块，但是你必须说明“if“后面跟着一个空格，跟着一个括号，一个你需要核对的布尔表达式,-还有更多的。
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We're going to have DNA that we would like to make lots of copies of, or we're going to have DNA that we would like to get expressed in a cell, and we're going to put it in this region that's called the polylinker.
我们将那些需要得到很多拷贝数的DNA,或者需要在细胞中表达的DNA,整合到这个叫做多克隆位点的区域中
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Fast forward mid-semester when we talk about cryptography and scrambling information, we need the ability to express ourselves in words, not just numbers, and we have that already.
回想一下期中的时候，我们讨论过密码学,和一些不规则信息,我们需要话语来表达自己，而不是数字，其实我们已经有了。
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I think it's wonderful because it "pulls up" just like Gadamer being "pulled up short," and there is, it seems to me, there's another crisis of expectation in this line in that especially as a toddler I need to negotiate that expression idiomatically.
我认为这非常好，因为“停下来“就像葛达玛的,“突然停下“一样，而依我看来，这里有另一个,期望危机，在这句话中，因为，特别是作为一个小孩,我需要用习惯性的表达法。
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Well, if you're implementing a computer that needs to represent information now all you need is something like electricity which can be on or off, on or off.
好吧，如果你正用一个电脑,来表现表达传递信息的功能,你就需要,像电开关一样的物体。
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You just kind of say what you mean but you say it succinctly.
你只需要简洁地表达出你的意思。
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Turns out with a Boolean expression, you don't have use the equality operator equals equals, you can just say what you mean.
结果用一个bool表达式，你不需要使用等号操作符“==“了，你只要说出你的意思。
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