Scientists aren't exactly sure what causes the brain freeze when we eat ice cream or other super cold foods too quickly, though some believe it's the result of changed blood.

当我们过快地吃冰激凌或其他超冷食物时，科学家们并不确定是什么原因导致大脑冻结，尽管有些人认为这是血液变化的结果。

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This happens a lot, especially when we eat out.

这种情况经常发生，尤其是当我们在外面吃饭的时候。

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When we eat food, our bodies use the food to make energy.

当我们进食时，我们的身体利用食物来制造能量。

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When we eat chili peppers, we feel a burning sensation.

VOA: standard.2010.05.04

And one answer to why we eat and when we eat is that there's cues in the environment that are associated with eating.

对与这个问题，有一种解释认为,这是因为环境中存在着,与进食有关的提示线索。

耶鲁公开课 - 心理学导论课程节选

We'll spend some time in this course discussing why we eat and when we eat.

我们会花些时间,来讨论为何要进食，何时要进食。

耶鲁公开课 - 心理学导论课程节选

She says when we eat spicy foods, something called our trigeminal nerve is actually irritated.

NPR: Kids Love Hot Cheetos But Schools Hate Them

The rising and setting of the sun controls many of our daily rituals, from when we eat breakfast in the morning to when we wind down at night.

BBC: Living in towns without light

But when we eat out, we tend to overdo it.

CNN: 9 ways to keep it healthy when eating out