它受到诸如非预想刺激的位置、大小、颜色；非预想刺激与注意刺激之间的关系；被试的年龄、专业知识、加工能力等诸多因素的影响。

It is influenced by many factors, such as the position, size, color of irrelevant stimuli, the relationship between unexpected stimulus and attended stimulus, and so on.

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可以对婴儿在两次刺激之间注意力的时长和频率进行精确测量。

Precise measurements can be made of the length and frequency of the infant's attention between two stimuli.

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一些商店注意到烘焙食品的香味会刺激人们的购买欲，所以他们每天早上自己做面包，然后一整天都会让面包的香味散发在店里。

Stores notice that the smell of baked goods encourages shopping, so they make their own bread each morning and then fan the bread smell into the store throughout the day.

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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's important to notice something when it's new because then you have to decide whether it's going to harm you, how to deal with it, to attend to it, but you can't keep on noticing it.

能够注意到新鲜事物的出现是非常重要的,因为你需要确定它是否会对你造成伤害，需要确定如何去处理这个新鲜刺激，但你不能一直去注意它。

耶鲁公开课 - 心理学导论课程节选