Situation or Context 情景 ; 数学情境和背景
A context is a place or situation.
上下文就是某个地方或情形。
Context matters. How a situation is framed... our expectations of what's to follow... these are anything but trivial considerations in predicting how we will think, feel or behave.
情境至关重要。情形的构成如何……我们应当把期望放在何处……这些考虑因素在预测人们的思考、感知或行动方式时，绝非琐碎之事。
When this occurs, one must try to get further information, or guess the meaning from the context of the situation.
当这种情况发生时，我们必须设法得到更多的信息，或猜意思，从上下文的情况。
"Some of our projects have looked at what we call situational impairments, which are challenges to accessibility that are caused more by the situation or context that the computer user is in instead of maybe as we usually think of accessibility as having to do with someone's own physical or cognitive state."
VOA: special.2011.04.18
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