In the years following WWII, researchers developed tests to identify those missing variables.

在第二次世界大战后的几年中，研究人员发了测试来识别那些缺失的变。

To understand stage numbers, we first need to unpack the three variables that inform it.

要理解各个阶段，我们首先需要了解构成的三个变。

There are just too many variables to consider.

这里面要考虑的变太多。

At first I couldn't decide on my variables.

始我没法决定我的变。

But today, we don't do enough to measure those differences.

目前我们对这些变的计算做的不够好。

But here's where our 2014 study adds a new, important variable to the equation.

但在这里，我们 2014 年的研究在等式中增加了一个新的重要变。

Complex PTSD is a variation of post-traumatic stress disorder.

复杂性创伤后应激障碍是创伤后应激障碍的一种变延伸。

We need better variables, and we need a lot more of them.

我们需要更好、更多的变。

Also, there were so many variables I didn't know.

而且有许多我未知的变。

The variables involved are all slippery and subjective.

所涉及的变都很难捉摸且主观。

They prefer to fit data to variants of a “logistic” curve.

它们倾向于用数据去迎合“逻辑”曲线上的变。

First, understand that reps are just one variable in the muscle equation.

首先，了解重复次数只是肌肉等式中的一个变。

It's much more likely that there is a link between those two variables.

这两个变之间存在联系的可能性非常大。

The critical variable. The thing that changes that matters the most in this situation.

关键的变。在这种情况下，变化最重要的东西。

This revealed the relationship between two variables without even solving an equation for specific values.

这揭示了两个变之间的关系，甚至不需要求解特定值的方程。

Researchers tested violent and nonviolent variations of a custom-designed game on 600 players.

研究人员们从600多名玩家游玩身定制的游戏中测试暴力和非暴力变所起到的作用。

How can we make informed decisions if we cannot even oversee all the variables?

如果我们不能控制所有的变，我们怎么能做出明智的决定？

It is impossible to control all the variables when it comes to parenting.

当你做父母时，真的没办法控制住所有的变。

And then define another variable called risk and set it to income divided by age.

然后定义另一个称为风险的变并将其设置为收入除以年龄。

There were a bunch of these types of invariants.

这些类型的不变有很多。