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His latest book, "Circling the Bases: Essays on the Challenges and Prospects of the Sports Industry" will be published in September.
VOA: special.2010.07.26
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There are 64 combinations of three bases and I only need to describe 20, so there's combinations to spare.
三个一组的碱基产生六十四种组合,而我只需对应二十种氨基酸,所以一种氨基酸会对应不同密码子
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They do that because the bases can interact with one another in particular ways, and this you know about.
它们结构稳定,是因为碱基之间,以特定方式相互作用,这是你需要知道的
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Officials say the solid-fuel rocket could reach Israel, southeastern Europe and American bases in the Middle East.
VOA: special.2009.05.23
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But because they have such a good reputation, on the bases of ratings and other kinds of securities, people just took them as they were.
但是这些评级公司有着良好声誉，基于他们传统的评级,和对其他保险的评级，人们自然相信他们。
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The government built a series of bases in the New Mexico territory to protect the settlers and goods moving along the Santa Fe Trail.
VOA: special.2009.03.30
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How many combinations of codons are there if there's three bases and four possibilities at each base?
那密码子的组合方式到底有几种呢,三个位点,每个位点四种选择
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Pope brought up all his soldiers, and others were on the way from bases near Washington.
VOA: special.2009.09.24
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One that's . 2 kilobases long and one that's 1.1 kilobases long - kilobase is 1,000 bases.
一段长0.2千碱基,另一段长,1.1千碱基,千碱基指一千个碱基
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And it was overseas naval bases that could defend American interests far from home.
VOA: special.2010.07.08
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It wouldn't be the same if I turned it upside down because the carbons - the rings here, the pentose's would all be turned over, the chemistry would look different and the sequence of bases would look different.
记住单链倒过来,就和原来不一样了,这是因为碳原子和糖环结构,戊糖会翻转,使得这个化学结构看起来不一样了,碱基的顺序也不一样了
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He had more than thirty thousand men at bases in Arlington and Alexandria.
VOA: special.2009.08.27
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Now the bases, and you don't need to memorize the structures of these I'm going - I'm describing the whole molecule to you in its molecular detail and then we're going to simplify it down to a version that we can talk about more easily.
现在讲碱基,你不需要记住这些结构,我将给你们详述整个分子,的结构细节,然后我们把它简化为一个模板,使我们更容易讨论
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And the Air Force currently uses radar developed by DeTect at several bases.
VOA: special.2009.04.01
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It's the phosphate and the pentose that make up the backbone - that make up the upright struts of the ladder and it's the bases that make up the connecting struts, so the bases are the colors.
磷酸基和戊糖,共同构成了主链,主链又构成了梯子上下的支柱,而碱基,则构成连接支柱的梯阶,碱基是用各种颜色表示的
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He wanted to bomb Chinese bases in Manchuria and block Chinese ports.
VOA: special.2009.05.24
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While there are only four different bases that make up either RNA or DNA, and so the complexity of an RNA polymer is limited.
在RNA或DNA的构成中,只含四种不同的碱基,因此一个RNA分子的复杂程度是有限的
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But if the batter hits the ball and it is not caught, the batter tries to run to one or more of the four bases on the field.
VOA: special.2009.04.12
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You can say a polymer of DNA, for example, is four bases long, that means it has four of these repeat units and they go in the sequence from 5' to 3' of .
打个比方,要描述一个由,四个核苷酸单位构成的寡聚DNA,就是说它由四个核苷酸单位构成,并且从5'端到3'端的顺序为
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And if I covered my bases I was well prepared.
VOA: special.2009.04.12
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In fact, you don't have to draw it this complicated way, you could just draw it as a line with and hanging off of it, and you would know that that's a DNA molecule four bases long.
实际上你不必画的这么复杂,你只要画几个线条并标明连接的碱基,别人就能知道它是含四个碱基的DNA
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The Sejil 2 has a range of about 2,000 kilometers,making it capable of hitting Israel and U.S.bases in southeastern Europe.
VOA: standard.2009.12.18
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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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(Speech) Tamaki says Mr.Hatoyama needs to come out and say no more bases will be built on Okinawa.
VOA: standard.2009.11.11
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Now remember that there were only four different colors in the cartoon of the DNA double helix that we talked about and I told you that those colors are really - represent the bases but there's five of them here.
现在要记住只有四种不同的颜色,在双螺旋DNA的卡通模型上出现,我们刚说过这个,我告诉你们的这些颜色,它们代表不同的碱基,不过有五种碱基
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In recent years, Somali pirates have established bases in Mudug's coastal towns of Haradhere and Hobyo.
VOA: standard.2009.10.06
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Recently,AMISOM has begun taking a more active role in the conflict, patrolling far beyond their bases, and at one point, fighting alongside government forces.
VOA: standard.2009.08.21
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The militants are using their bases in Pakistan's remote tribal regions bordering Afghanistan for launching attacks against government and security targets across the country.
VOA: standard.2009.10.16
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Pakistani ground troops moved out of their bases in and around South Waziristan Saturday, hours after top military and political leaders met in the capital,Islamabad.
VOA: standard.2009.10.17
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People aren't talking about setting up Moon bases and throwing rocks at Earth, for example."
VOA: standard.2010.04.21
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