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It relies on a network of 80 peddlers who make a living out of pedaling to recharge the lights or cell-phones of their neighbors.
VOA: standard.2010.02.24
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A motive is just a little cell, a germ, out of which the composer will build other musical material.
动机只是个微小的细胞,一个胚芽,基于它 作曲家会创造新的音乐素材
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Let's check it out. I've written a little bit of a test script here, so if we test cell sort, and I've written this so that it's going to print out what the list is at the end of each round, OK.
我们来检查检查，我写了一个小测试脚本,我写这个脚本来测试单元排序，它能够打印出每一轮结束后,链表的是什么样子的。
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"Actually,each fat cell secretes at least 100 chemicals out of the cell into our bodies, which promote cancer, which promote aging, which promote inflammatory chemicals that can influence dementia, arthritis and heart disease.
VOA: standard.2010.02.23
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But, from this moment forth, cell phone goes off, you're out. You leave the room, OK? And, Lord help you if a cell phone goes off during an exam because those things have text messaging capabilities.
但是，从这一刻开始，手机响的话，你们就出去，你们就离开教室，好吗，上帝保佑你的手机不要在考试期间响起,因为它们有发短信的功能。
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Then around this cell body there's an elaborate set of processes which extend out from the cell body and they go in various directions.
环绕在细胞周围的是,是从细胞体延伸出的一束束精细的突起,它们向各个方向延伸
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It is a protrusion of the cell sticking out of the epic al surface.
伸出细胞的美丽表面。
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There's nothing in biology per se that rules out cell division.
生物学中没有排除细胞分裂的铁规则。
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Well, I think that if the great majority of people try to derive maximum utility out of a service, like using cell phones and the convenience that cell phones provide, that sacrifice is necessary for satisfaction to occur.
我觉得如果绝大多数人想要,从某项服务中获得最大功利，比如使用手机，享受手机所带来的便利，那么为了满足需求，这种牺牲就是必要的。
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Well, you could think about the cell wall of a bacterium as its skeleton, it's what protects it from mechanical forces that are out in the world.
你可能认为细菌的细胞壁,就像骨骼一样,使其免受,外界机械力的伤害
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In order for it to get inside the cells and go through them there have to be transporters which specifically allow glucose to pass into the cell and then out into our body.
为使其能进入并穿过细胞,肠上皮必须具有葡萄糖特异性的转运蛋白,使葡萄糖能够穿过细胞进入体内
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It happens. Fortunately, while sitting in jail awaiting trial, the slow thief decided to figure what was wrong. And, amazingly enough, he had studied mathematics. And had a blackboard in the cell. So he was able to work it out.
失主叫了警察然后小偷最后被抓进了监狱,幸运的是这个贼做来牢房里,等待判决时发现了自己的错误,它很惊人的学习过数学，牢房里,还有一个黑板，它可以把题目算出来了。
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They're not responsible necessarily for moving molecules inside and out, but they sit at the outside of the cell and they wait for signals.
它们不负责将分子运进运出,而是冲着细胞外面坐等信号
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Well, it turns out that we could not identify, at least at that point, a cell culture that would serve as a host for vaccinia.
然而我们还不能断定,至少这个时候无法断定,这些被感染的细胞就是牛痘病毒的宿主
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This process of using a biological event like resistance to Ampicillin in order to pick out the cell population that you're interested in is called selection.
这个利用生物特性,如对氨苄青霉素的抗性,来挑出你所感兴趣的细胞的过程叫筛选
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Out of all the genes that are on the human genome which fraction is this particular cell using, which fraction is it expressing determines what proteins are present in the cell, determines what work or what activities the cell can engage in.
人类基因组全部基因中的,特定细胞所表达的基因片段,细胞表达的是哪段基因,决定了细胞中存在什么样的蛋白,决定了细胞会有什么样的功能,或者参与何种生命活动
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To get any location in memory, to get to any value of the list, I simply have to say which element do I want to get, I know that these things are stored in a particular size multiply that index by 4, add it to start, and then it's in a constant amount of time I can go to that location and get out the cell.
取得列表中的任何一个值,简单说来，想要取得列表中的任何元素,我知道这些元素存在特定的大小中,把下标乘以4，加到start上,然后定位到内存单元，并取出值就是固定的时间了,好的，如果元素以固定大小存储。
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It turns out that one of the places that's been very fruitful to look for proteins that differ between cell populations is on the surface of the cell.
而事实证明,寻找能鉴别细胞种类的,特定蛋白的最佳位置,是在富含蛋白的细胞膜上
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That RNA is made into proteins, and proteins are the working molecules of the cell, they're enzymes, they're structural molecules, they're are proteins that exist in the membrane that allow things to go in and out of the cell, so really the working molecules are the cell in every sense.
这些RNA指导合成蛋白质,蛋白质是细胞生命活动的承担者,它们可以是酶,或是结构性分子,也可以存在于细胞膜上的膜蛋白,能够让一些物质通过它们进出于细胞,所以蛋白质才是真正意义上,细胞生命活动的承担者
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Every cell in your body has exactly the same DNA; that is if I could stretch out all the DNA and look at the base pair sequence, the sequences of bases along all the DNA in your chromosomes, they'd be identical in all the cells.
身体内每一个细胞都有完全相同的DNA,如果我把整条DNA展开,然后检查其碱基对的顺序,你体内每个细胞中染色体上,DNA的碱基对顺序,都是完全相同的
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