在我介绍这三个原则之前，我需要先解释一下实施它们的大背景。

But before I outline those three principles, I should explain the broader context within which they are applied.

youdao

之后，我还想讲讲对行为主义的反对,但这三个原则是非常重要的,也是很有意思的。

And then, I want to turn to objections to behaviorism but these three principles are powerful and very interesting.

youdao

在我看来，保持健康离不开这三个原则——合理的饮食，有规律的作息，适当的运动以及好心情。

For my point of view, there are basic principles to keep fit—reasonable diet, regular work and rest, appropriate exercise and a good mood.

youdao

And then, I want to turn to objections to behaviorism but these three principles are powerful and very interesting.

之后，我还想讲讲对行为主义的反对,但这三个原则是非常重要的,也是很有意思的。

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