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Sometimes you see this written when you see p orbitals, one is written as plus, one is written in minus.
有时候你们看ｐ轨道时会看到，一个写成正号一个写成负号。
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He described the physical world as the integral of void plus being.
他将物理世界描述为,虚无和原子的总和。
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As you can see, it's nothing but a pattern of four bars plus four bars plus four bars plus four bars.
大家可以看到,它只不过是一种模式,若干段四个小节的叠加
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It's going to be the same temperature V+dV as before but the volume is V plus dV now.
将升温到跟路径1的结果一样,但是现在的体积是。
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1/2 And we have the spin quantum number 2 as plus 1/2 for electron one, -1/2 and minus 1/2 for the electron two.
我们有自旋量子数,对于电子，我们有自旋量子数。
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One hundred fifty plus office hours is the current tally that you'll see starting to appear on the course's website, thanks to our 60 plus person staff and you'll also see online soon once you have your accounts as per problem set 0 spec.
50多个小时的课时,就是你现在在课程网站上要看到的，在这里我们要感谢60多位同仁的帮助,一旦你开通账号，你就可以在线看到了。
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It's as though you try-- try getting upset about the fact that two plus two equals four.
这就像你在尝试-,为二加二等于四而烦恼。
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In the Basel I there were Tier I capital requirements and they defined Tier I capital as capital in a certain form -it's stockholders equity plus preferred stock.
第一次巴塞尔协议提出了一级资本要求,他们将一级资本定义为,一种特定形式的资本金,就是股东权益加上优先股
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Plus it makes it, as I talked about last time, much easier to think about distributing the vaccine around the world because shots require skilled medical personnel, whereas, an oral vaccine could be self-administered.
而且,这会使得,就像我上次谈到的,这会使得疫苗更容易在世界范围内分发,因为注射需要专业医疗人员,但是,口服疫苗自己就可以服用
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I think it's clear, the position of the object with respect to the ground, this vector is the same as the position of the object with respect to the plane, plus the position of the plane with respect to the ground.
我觉得很明显,物体相对于地面的位置,这个矢量等于,物体相对于平面的位置矢量,加上物体相对于地面的位置矢量
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So similarly, I would find that ?2 2 equals 1 plus B S1 and this is the best response of Player II, as it depends on Player I's choice of effort S1.
同理可得?2等于1+B*S1,?2是参与人II的最佳对策,因为它与参与人I的策略S1有关
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And you can use mnemonics to try to keep these straight I see the T as sort of a plus sign.
你可以使用记忆术来记清它们,我将T看成是加号。
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And so he imagines that God, as omnipotent, could've made two plus two equals five.
所以他猜想，万能的上帝可以让二加二等于五。
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One plus this, T1 but this is the same as one minus T2 over T1.
加这个，等于1减T2除以。
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q1 Or we can write it as one plus q2 over q1.
即1加q2除以。
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Therefore, the vector A that you gave me, I have managed to write as i times Ax plus j times Ay.
这样,你给我的矢量 A,我已把它写成 i ? Ax + j ? Ay的形式
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So it's really sodium you can think of electronically as neon plus the 3s1 electron. It's so close.
看到这个电子结构,你真的能想到钠，在电子结构上钠就是氖,加上这个3s层的电子，它们是如此接近。
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sa So we have 1 s a, and we're drawing this as having a positive amplitude, but since we have destructive interference we're going to draw 1 s b as having the opposite sign, so we have a plus and a minus in terms of signs.
我们有，我们把这画成一个正的振幅，但因为我们是相消干涉,我们把1sb画成相反的符号，所以我们有一正一负两个符号。
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If I'm using algorithm that I'm now calling merge sort, T the running time involved in sorting N elements, T of N, you know, is just the same as running the algorithm for the right half, plus what's this plus N come from?
如果我用归并排序算法，对N个元素其运行时间，就等于此算法一半元素的运行时间,另一半的运行时间，再加上N，这个N是什么呢？
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So if, in fact, we want to describe a wave function, we know that we need to describe it in terms of all three quantum numbers, and also as a function of our three positional factors, which are r, the radius, phi plus the two angles, theta and phi.
实际上，我们想描述波函数，我们知道我们需要,用这三个量子数来描述它，同样，波函数还是,三个位置变量的函数，它们是r半径，还有两个角度theta和。
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q2 So I'm going to write this as q2 over q1 over minus one plus q2 over q1.
因此这等于q2除以q1，除以负1加上q2除以,我这么做的目的是。
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So we already know that. So now we can write CpdT or differential dH as Cp dT plus dH/dp, pdp constant temperature, dp.
我们已经知道了这个，所以我们现在,可以写出H的微分式：dH等于，加上恒温时的偏H偏。
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U And then if we can also determine delta u, then we know this, we know delta u is q plus w w, then we can determine work as well, right?
然后，如果我们也能定出△,然后我们知道这个,我们知道△U等于q加？
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So it's the same as q reversible plus w reversible.
它们是相等的，因此这也等于q可逆加w可逆。
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So the expression I wanna draw first of all is the best response of Player I as a function of S2 and we agreed that that was given by 1 plus 1/4 now, 1 plus 1/4 S2.
首先我们想要绘制的表达式是,参与人I的最佳对策是S2的函数,我们都知道它等于1+S2/4
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We are able to talk about the fact that two plus one equals three, but it's not as though we ever come across numbers-- number three itself--anywhere in the empirical world.
我们可与去探讨,二加一等于三的这个事实,但是我们不可能有一天真的碰到数字,在现实世界中碰到个叫"数字三"的东西
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The claim is, I can write any vector you give me as a real scale i plus a real scale j.
也就是说,我可以把任何你给我的矢量,写成 i 和 j 的实系数线性组合的形式
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Initially, its location as a function of time is equal to i times x plus j times y.
初始时刻,它的位移作为时间的函数等于,i ? x + j ? y
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You can now collect the whole expression as something something i plus something something j.
你们现在可以推导出完整的表达式,用 i 和 j 相关的式子来表示
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