他发现自己的政治力量变得衰弱。
它结合了定量变量和定性变量。
It combines quantitative variables and qualitative variables.
为什么北极狐的数量变得越来越少？
Why is the number of the arctic foxes becoming smaller and smaller?
这个反应的能量变化是-349千焦每摩尔。
The change in energy for this reaction is negative 349 kilojoules per mole.
新报告表明，如果你想要长寿，你要尽量变得外向些。
The new paper suggests that if you want a long life, you should strive to be as outgoing as possible.
婴儿快速而散乱的动作常常使得准确记录反应数量变得困难。
Often the rapid and diffuse movements of the infant make it difficult to get an accurate record of the number of responses.
近年来，野兔的数量变得越来越大，因为野狼的数量越来越少。
In recent years, the number of wild rabbits is becoming bigger and bigger because the number of wild wolves is getting smaller.
人类的大脑容量变得越来越大，于是人类开始发明越来越多的工具和机器。
The human brain grew bigger, and human beings began to invent more and more tools and machines.
森林里的日光质量随着植被密度、太阳照射角度和天空云层数量变化而变化。
The daytime quality of light in forests varies with the density of the vegetation, the angle of the Sun, and the amount of cloud in the sky.
他们的方法足够灵活，原则上可以纳入其他重要的生活质量变化，如减少污染物排放总量、降低犯罪率。
Their approach is flexible enough that in principle other important quality-of-life changes could be incorporated—for example, decreases in total emissions of pollutants and declines in crime rates.
今天，北极狐的数量变得越来越少，因为人们杀死它们来得到它们的毛皮，以制造漂亮的外套换取金钱。
Today the number of the Arctic foxes is becoming smaller and smaller, because people kill them for their fur to make beautiful coats for money.
这意味着更多的海洋生物正在被捕捞，所以现在和过去之间的真正差异可能比捕捞量变化所记录的更糟糕。
That means a higher proportion of what is in the sea is being caught, so the real difference between present and past is likely to be worse than the one recorded by changes in catch sizes.
产量变化并不是像开关灯一样。
能量变成物质，反之亦然。
它可以解释更多的因变量变动。
It can explain more of the variation in the dependent variable.
将color类中的常量变为大写。
每秒输入和输出流的数量变化。
Evolution of the Numbers of input and output flows per second.
等待、处理中和所有流的数量变化。
Evolution of the Numbers of waiting, in processes, and total flows.
“一般说来，我们做增量变化”他说。
标量变量简单而又不可缺少。
当t增加的时候，向量变得越来越长。
我经历了一个矢量的量变。
这是一个很小的增量变更。
但是这样的进展已经是最好的增量变化。
数量变得比质量还重要。
由于牛奶被稀释，牛奶中的蛋白质含量变低。
As a result of this dilution the milk has a lower protein concentration.
在他看来，这个转变不仅仅是量变，更是质变。
现下正在发生的已经不是累加增长了，量变正在引起质变。
Yet what is happening now goes way beyond incremental growth. The quantitative change has begun to make a qualitative difference.
下周我们从变量变化的观点，来看证明这个公式。
We will also see another proof of this formula, using changes of variables, next week.
下周我们从变量变化的观点，来看证明这个公式。
We will also see another proof of this formula, using changes of variables, next week.
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