He said this would change the United States from a united,national democracy to an alliance of independent states.
VOA: special.2009.04.02
That would be a bad design for our nervous system where we want to use cells over and over again, so they're able to recover from this change in potential.
这样的神经系统设计可不怎么样,我们想要能重复使用的神经细胞,所以它们具有从电势变化中恢复的能力
This completely could change if you were to flip from one to the other conformation which can happen in chemical reactions.
在化学反应中,它们的形状,可以从一种折叠成另外一种。
"You know,I think the goal each year is going to change. This year, I think, just starting and building a foundation that we can build from and create a tradition of women's lacrosse here at Ballou."
VOA: special.2011.06.23
To change a reference point from this point here being zero instead of this point here being zero.
这样就得到了,开尔文温标。
This year,we're going to change our T-shirts and make them from recyclable cotton."
VOA: standard.2009.12.04
The third REIT boom was in the 1990s and I think this third REIT boom is different from the others because it didn't arise from any government regulation change.
第三次发展浪潮在20世纪90年代,我认为第三次有别于前两次,因为这次不是源自政府监管的变革
This is the first global conference that aims to tackle the problems that result from climate change and devise strategies to help nations adapt to these changes.
VOA: standard.2009.08.31
Let me read to you-- this is taken from his book: "What this kind of research design means is a change in our conception of statistics, and especially of sampling theory.
以下这话引自他的书:,“设计出这类调研是为了,改变我们对统计的观念,尤其是对抽样调查的看法。
Just outside, on this cold February evening, a homeless man named Mathew is happily aware of this romantic holiday, even as he shivers and solicits change from passersby.
VOA: standard.2010.02.13
It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.
这列在书上,这个量我们在,实验中也可以测量,在这里Δ,是从左边到右边的压强变化,我们可以放一个温度计,去测量实验前的温度,再去测量试验后的温度。
v We don't know what it is yet. In order to change this from a p to a V, you have to use the chain rule. So let's use the chain rule.
为了把这里的p变成,我们需要利用链式法则,好,让我们使用链式法则。
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