Variation among humans is limited to the possible permutations of our genes.
人类的变化形式受限于我们基因可能的那些排列。
This variation shows up in the trees growth rings.
这种变化表现在树木的年轮中。
Modern violins had a greater variation, a larger differential.
现代小提琴有更大的变化，更大的差异。
This is a benign variation within circadian rhythms known as a chronotype.
这是一种被称为睡眠类型的昼夜节律的良性变化。
The subspecies Acinonyx jubatus guttatus may also have been a variation due to a recessive gene.
亚种猎豹也可能是一种隐性基因变异。
One variation on vertical farming that has been developed is to grow plants in stacked trays that move on rails.
垂直农业发展出来的一个变化是，在堆叠的、在轨道上移动的托盘上种植植物。
Information about dietary variation among community members is derived by analyzing trace elements in human bone.
关于社区成员之间饮食变化的信息是通过分析人体骨骼中的微量元素得到的。
The human population contains a great variety of genetic variation, but drugs are tested on just a few thousand people.
人类群体中有各种各样的基因变异，但是药物只在几千人身上进行测试。
There's some variation depending on hair colour but for an average adult the strand count is 100,000, so losing 100 a day is not too bad.
不同的发色会有不同的变化，但是对于一个普通的成年人来说，头发的数量是10万根，所以每天失去100根也不是太糟糕。
It is a global record: there is remarkably little variation in isotope ratios in sedimentary specimens taken from different continental locations.
这是一个全球性的记录：在取自不同大陆位置的沉积标本中，同位素比率的变化非常小。
In the second variation, called the "vertical archipelago", the village exploits resources in widely dispersed locations, constituting a series of independent production "islands".
第二种变异称为“垂直群岛”，村庄在广泛分散的地点开发资源，构成一系列独立生产的“岛屿”。
Colds mutate even while they're infecting you, and new strains pop up so often that by the time drug-makers create a vaccine against one variation, the serum is already out of date.
即使在感染你的时候，感冒病毒也会发生变异，而且新的病毒毒株经常出现，以至于当制药商研制出针对其中一种变异的疫苗时，血清已经过时了。
This soup is a spicy variation on a traditional favourite.
这种汤是在一种受欢迎的传统汤羹中加了香料。
The survey found a wide variation in the prices charged for canteen food.
这项调查发现不同的餐厅出售食物的价格存在很大的差别。
To further confuse the issue, there is an enormous variation in the amount of sleep people feel happy with.
使这个问题进一步复杂化的是，人们感觉愉快的睡眠时间相差很大。
We call this variation the density differential.
我们称这种变数为密度微分。
Averaged across all species, temperature explained 16 per cent of beak size variation.
从所有种类平均来看，有16%的喙长差异原因可以用温度来解释。
To address this, a variation on the original escapement was invented in 1670, in England.
为了解决这个问题，1670年在英国发明了一种对原来擒纵装置的变体。
In California, a lack of genetic variation in the Argentine ant has allowed the species to spread widely.
在加利福尼亚，阿根廷蚂蚁由于缺乏基因变异而得以广泛传播。
In the face of the variation of the virus, not only China but also other countries have to take action to fight against the crisis.
面对病毒变异，不光是中国，其他国家也必须采取行动对抗这次危机。
Another is that there is too much variation among people to believe that they are dominated by, or at the mercy of, aggressive impulses.
另一个原因是，人与人之间的差异太大，让人很难相信他们是被侵略性冲动所控制或支撑。
A feature of these is the Filipino variation on the Mexican pinata: a bamboo frame from which dangle packages of sweets, fruit, and toys on strings.
其中一个特色是菲律宾版的墨西哥皮纳塔：一个竹制的架子，上面用绳子挂着一包包的糖、水果和玩具。
Chemical analysis of invertebrate prey reveals remarkable variation in nutrient composition among species; even within species, nutrient composition may vary considerably.
对无脊椎动物猎物的化学分析显示，不同物种之间的营养成分存在显著差异；即使在种内，营养成分也可能有很大的差异。
Scientists at the time often depended on the royal courts for patronage. But there was considerable variation in the relationships between the courts and scientists in different countries.
那时候的科学家基本上都依靠皇室提供财力支持。但在不同的国家，皇室和科学家的关系有极大差异。
Surprisal is a variation on uncertainty sometimes used in information theory.
惊异是信息理论中有时使用的不确定性变体。
We'll examine this variation next.
接下来我们将讨论这种变化。
The result is a variation named XHTML.
于是出现了 HTML 的一种变体，称为XHTML。
Most genetic variation is shared worldwide.
很多遗传变异是全球性的。
Regional variation also plays its part.
地区差异也起作用。
How to estimate the variation in arbitrary directions.
还要学会在任意的方向上计算其变化。
应用推荐