The advantage here is the ability to perform set operations on keys and items without having to copy them.

这样做的优点是，可以直接在键和条目上进行集合操作，而不需要再复制一次。

youdao

For example, you can determine distances between two geometries, perform spatial set operations like unioning or intersecting geometries, and retrieving the length of a linestring.

例如，可以确定两个图形之间的距离，执行空间集合操作，如合并或交叉图形，获取一个 linestring 的长度。

youdao

While other set operations may be defined, the operations of complementation, union, and intersection are of primary interest to us.

虽然我们可以定义其他一些集合运算，但求补、并和交运算是我们最感兴趣的三个集合运算。

youdao

On Saturday the finance ministers discuss IMF global operations and on Sunday they set a policy agenda for the anti-poverty programs of the World Bank.

VOA: standard.2009.04.24

Does he want to say that he's just an author function, that his textual field is a kind of set of structural operations within which one can discover an author?

他是不是想说他只是个功能性的作者，而他所写的文章只是一套,用于发现作者的结构上的应用程序？

耶鲁公开课 - 文学理论导论课程节选

So we have associated with simple things, a set of operations.

鉴于我们已经学过，一些简单的操作。

麻省理工公开课 - 计算机科学及编程导论课程节选

To build its operations, the company set up operations--with 120 employees--in China.

FORBES: Magazine Article

There are early birds like Honda, Samsung and LG who have set up operations.

FORBES: Magazine Article

South Korea has given incentives to companies to try and encourage them to set up operations there.

BBC: North Korea workers fail to turn up at Kaesong