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He said slavery had not tied the states of the Union together, but had always been an issue that divided them.
VOA: special.2009.06.11
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They make it very costly, socially costly, to divorce, so then they stay together for all kinds of reasons, not always such good ones.
离婚社会代价太大，因此双方由于各种原因不分开，不是所有原因都是好的。
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He and I both used to walk into work together not together, I never really met him, but I always felt an affinity to him.
我们都习惯走去上班,不是真的一起去上班,我们从未碰面,但我总觉得和他很亲近
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I'm from Livingston,Tennessee. Thanksgiving at my family was always a time when brothers and sisters, aunts and uncles,cousins, we all got together.
VOA: special.2009.11.23
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When he is gone from Moscow and then St. Petersburg, there was always this tendency to have these sort of cabales to get together and sort of plot.
当他离开莫斯科和圣彼得堡外出时,就会有人秘密集会,结党营私,秘谋造反
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When I count, there are only you and I together But when I look ahead up the white road There is always another walking beside you.
VOA: special.2010.02.24
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This represents the upright struts on a ladder that I showed you before, it represents this backbone that's shown by - that's formed by polymerizing the pentose's together through phosphate's always going 5' to 3', 5' to 3'.
线条代表梯子,上下的支柱 之前给你们演示过,代表由多聚戊糖分子,通过磷酸基从5'端向3'端方向,连接起来的主链
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Now, I wanted to go to through this just to go through one cycle quickly because we're going to be doing these all the time, and the importance of the fact that the path doesn't matter, and you can always connect things together in a way, whatever you want.
我使用这种,利用热力学循环的推导方法的原因在于,今后我们，将经常使用类似的方法,大家要记住路径是无关紧要的，可以随意选取一条路径,来连接两个态。
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Specifically, it's always the z that forms the sigma orbital, and the reason is at least at a minimum for this class we always define the internuclear axis as the z axis, so this is always the z axis, so it's always going to be the 2 p z's that are coming together head-on.
特别的，z总是形成sigma轨道，这是因为至少在这个课里面,我们总是定义核间轴为z轴，所以这总是z轴，所以2pz轨道总是,朝一个方向出现。
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