上下文关系 meaning in Chinese

context

You must decide which choice is most appropriate in the context of the passage
考生必须选出最满足文章上下文关系的选项。
The process of reiterative extraction of original vector reflected a tree type relationship , and the result of each step formed a node of the tree type catalog
其中，原型向量的提取根据输人的搜索关键词及其上下文关系，通过径向基函数神经网络完成。
How significant is the context of the text to your understanding of it ? might readers wither different background knowledge from yours form a different interpretation
文章的上下文关系对于你对文章的理解有多重要？与你有不同背景的读者会不会形成不同的解释？
Spreadsheets such as microsoft excel facilitate more sophisticated sorting and filtering , but at the expense of losing the context a document provides
诸如microsoft excel的电子表格软件使较为复杂的排序和过滤变得容易，但这是以丢失文档提供的上下文关系为代价的。
Qiu zhijie has noticed an interesting phenomenon that while the garbled characters displayed on the computer screen means nothing , each character itself looks familiar and ordinary even in such a topsy - turvy context
邱志杰关注到了这样一个有趣的现象，即是电脑的文字乱码是一种无实际信息的构成，但是在上下文关系毫无关联的乱码之中，每个字自身都是熟悉和平常的。