这是不错的爱好——而且非常有用。

That's a good hobby - and a useful one too.

youdao

这部分内容介绍得非常详细，而且非常有用。

It is detailed and useful.

youdao

这是不错的爱好——而且非常有用。

That's a good hobby – and a useful one too.

youdao

And also, it's useful because harmful stimuli are noticed but when something has shown itself to be part of the environment you don't notice it anymore.

而且它还是非常有用的,因为危险刺激会吸引到你的注意,但当某物被视为环境的一部分时,你便不会再去注意到该物体。

耶鲁公开课 - 心理学导论课程节选

it was reversible, so you can give people money and take it away, and you could actually scale the amount of money, so it makes a very handy experimental tool.

这个过程是可逆的，这样你可以给人钱，然后拿走，而且你还可以积攒钱，这就让钱成为了一种非常有用的试验工具。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选