It's a simple concept.

这是非常简单的概念。

youdao

It's a simple concept, but potentially really useful.

道理很简单，但是真得会很有用！

youdao

It's such a simple concept, yet it's something we don't always do.

这是一个很简单的道理，可是我们总是做不到。

youdao

Because of that you can do the following experiment, and it's a simple experiment, it's simple to understand, but the concept is very important so I encourage you to think about it and make sure you understand it.

我们可以做一个实验,这是一个非常简单容易理解的实验,但是这个实验验证的概念非常重要,我希望你们能够仔细思考,并且能够掌握

耶鲁公开课 - 生物医学工程探索课程节选

Why take a simple concept like indexed investing and make it more complicated (and slightly more expensive)?

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SmartRent is a simple concept that Wurcz admits is sometimes lost on Parisians for that matter, Europeans.

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The key is keeping the bacteria happy in their little house, warm and well fed, a simple concept but hard to do.

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