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"Those who come after us will work on our product. They will make it better, they will make it stronger, they will find our shortcomings in this bill,they will add to it, they will subtract from it.
VOA: standard.2009.12.24
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OK, then it says draw a single bond from each surrounding atom to the central atom, and subtract two valence electrons.
后将中心原子与其相邻原子之间,连上单键，然后减掉2个价电子。
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You've got to juggle the two equations, multiply that by 4, multiply that by 3, add and subtract and so on.
同时处理这两个方程,这个两边乘以4,另一个两边乘以3,将两方程相加或相减求出答案
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If instead we had a positive ion, a cation, what we would have to do is subtract 1.
如果我们有一个带正电的离子，一个正离子，那我们就需要再减去一个。
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And since we don't have to charge compensate, we can add or subtract neutrons at liberty.
因为我们没有电荷补偿，我们就可以随意地加上火减少中子。
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They subtract this from the purchase price of the house and then you've got the cash to go and buy another house.
他们从售房价格里减去这个贷款余额,然后你就可以得到现金去买另一个房子
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But all of you in this room probably remember what we technically call the base 10 system or decimal system because back in grade school or the like, you learned to count and add and subtract numbers by way of columns.
但是，在座的每一位可能都记得,这在小学的时候学的,以10为进制的系统或者十进制系统,通过数列方式学习数数和加减法。
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And against that we would then have to subtract the sum total of the negative experiences, all the failures and deceptions or what have you.
与此相对，我们必须,减掉消极经历的总和，所有的失败和受到的欺骗。
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This term is the same except we're going to subtract off Player iI's efforts squared: S2 squared.
表达式也是一样的,只不过我们要减掉S2的平方
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So, if we want to figure out the formal charge on the carbon, we need to take the number of valence electrons, so that's 4. We need to subtract the lone pair, what number is that? It's 2.
如果我们想算出碳原子的形式电荷，我们需要将价电子的个数，也就是四，减去孤对电子的个数，它是多少？是二。
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So to figure out bonding electrons, -- what we take is that number 18, which is our total number of electrons we need to fill valence shells, and we subtract it from our number of valence electrons, which is 10.
那么为了找出成键电子，我们将十八，也就是填满所有价壳层,所需要电子的总个数，减去我们所有的价电子的个数，也就是十。
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Then the deal is that when you sell the house they subtract -you've got to pay this.
那么当你售出房子后,他们会从中减去,这个余额,这就是你要付给他们的
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And then if we think about 3 s, 0 we want to start with 3, we subtract 1, again l is equal to 0, so minus and we have two radial nodes.
我们从3开始，减去，同样的l等于，所以减去0，我们有两个节点，这应该。
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And that's just to take 1 the principle quantum number l and subtract it by 1, and then also subtract from that your l quantum number.
主量子数,减去,再减去，量子数,你们可以对1s轨道来验证一下。
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We add up the goods, subtract the bads-- whatever our favorite list is-- and we come to our best educated guess about the rival evaluations of not just lives as a whole, but chunks of lives.
我们把好事加起来减去坏事-,不管我们最喜欢哪些事-,我们不但可以据理推测,一生期间其他生活的价值，还能推测某段时间其他生活的价值。
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You want to subtract off the value of a perpetuity that starts after 2T, six-month intervals, so this is the present value of the perpetuity that starts after 2T, six-month intervals.
所以就要从永续债券价格里减去,2T期以后,每六月一期券息的贴现值,这部分是永久债券从第2T期后,每半年一期券息的现值
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