What counts as a difficult mental task varies between individuals.

可被视为困难的思维任务在个体之间是存在差异的。

The decision to use miniatures varies between directors.

使用微缩模型的决定因导演而异。

Natural levels of steroid hormones vary widely between people.

类固醇激素的自然水平因人而异，且差别很大。

The number of questions varies between two and six.

问题的数量在两个到六个之间。

So the best strategies are going to vary between individuals.

所以最好的策略要因人而异。

Like words, those are fixed within cultures (but vary between them).

就像词语一样，象征型手势在文化中的含义是固定的(但在不同文化之间含义有所不同)。

Bacterial composition and concentration also varies between individuals and plays a part.

细菌组成和细菌密度因人而异都有重要作用。

The researchers digitized the paintings, and measured how brightness varies between any two pixels.

研究者们把画作数字化，然后测量不同像素间的亮度差异。

Infection rates vary greatly between countries, with one percent in Singapore and 30 percent in Ireland.

不同国家的感染率差别很大，新加坡为1%，爱尔兰为30%。

This varies depending on country. It varies from urban to rural. It varies between different groups.

这因国家而异。城市和农村的情况各不相同。不同的群体间表现也是不同的。

That last option is usually only available to juniors and seniors, though this varies between schools.

最后一个选项通常只提供给大三和大四学生，尽管不同学校的情况有所不同。

Kimchi recipes and ingredients vary from village to village and not only between North and South.

而且不仅南北两个国家的泡菜存在差异，就连各个村子之间泡菜的配方和原料也各有不同。

Google's share of traffic varies between 40% and over 90%, depending on the stage of the journey.

在交易的不同阶段，谷歌的流量份额在40%到90%以上不等。

When things go wrong in medical settings, the systems by which patients are compensated vary between countries.

当出现医疗问题时，赔偿患者的制度因国家而异。

Over a period of tens of thousands of years however that tilt varies between 22.1 degrees to 24.5 degrees.

然而在数万年的时间里，这个倾斜度在22.1度到24.5度之间变化。

So the best strategies are going  to vary between individuals.

因此，最佳策略因人而异。

Now the ratio of the thicknesses of three layers varies between blood vessels of different types — because, guess what? !

不同类型的血管，三层的厚度比例各不相同——你猜怎么着？！

The study will also analyze whether rates of the viral infection vary between children with asthma and allergies and those without.

该研究也会分析有哮喘和过敏的儿童的病毒感染率与没有哮喘和过敏儿童有何差别。

However, for some sets of neighboring paths the phase will not vary much between paths.

然而，对于一些相邻路径集，路径之间的相位变化不大。

But it's really quite hard to test this because, as you can imagine, the quality of notes varies massively between students.

但是测试这个真的很难，因为，你可以想象的到，学生记的笔记的质量差异很大。