Base is a repository of data items, whose structure is defined by item types.

Base是一个数据项的仓库，它的结构是由数据项类型(item type)定义的。

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This XSL style sheet will sort the order XML by item number, as shown in Listing 2.

这个xsl样式表将按商品号对订单X ML进行排序，如清单2所示。

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Your code often needs to walk through things item by item, whether it's a list, a file, or an XML document.

代码通常需要逐项遍历内容，不管它是列表、文件，还是XML文档。

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Humans item by item will be better than a machine, but machines will be better than humans en mass.

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In a supermarket, for instance, they could eliminate the need to unload the trolley and scan its content item by item.

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We have gone through every department's spending line by line, item by item, looking for inefficiency, duplication, and programs that have outlived their usefulness.

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