Charles and Avogadro created equations much like Boyle's law with two features of a gas being linked directly together by constants.

查尔斯 和 阿伏伽德罗 创造了一个方程，它非常像波义耳定律气体的2个特性，因一个常数联系在了一起。

But in psychology we are hardly yet at the stage of Boyle's law.

但在心理学上， 我们几乎还没有达到波义耳定律的阶段。