环境权设立的动机目的即环境权的设立是为了解决环境问题；

The purpose of the setting-up of environmental right is to solve environmental problems.

youdao

我了解他们控制罪案的动机和目的。

I understand the motive and goal to control crime.

youdao

InfoQ：该项目的动机又是什么呢？

InfoQ: And what are your motivations behind the project?

youdao

How to gain, how to keep, how to recover happiness, is in fact for most men at all times the secret motive of all they do, and all they are willing to endure."

如何获得，如何保持，如何重获快乐，是多数人时刻怀有的秘密动机，是他们愿意忍受一切的目的“

哈佛公开课 - 幸福课课程节选

As you may know, there's yet another organization where we could group this in units of four but for all intents and purposes-- there are a few nuances to it-- four is simply a multiplication of two.

也许你知道的,还有另外一种组织方式,我们可以四拍一组,但是不论出于什么动机或者目的,这其中的区别甚微,四拍就是两拍的简单相乘

耶鲁公开课 - 聆听音乐课程节选