The map operation transforms a collection into a new collection by applying a function to each of the elements, as illustrated in Figure 6.

map运算会对每个元素应用一个函数来将一个集合转换成一个新的集合，如图6所示。

youdao

System security modules, map operation modules and data management modules are included in this software.

该软件包含了系统安全模块、地图操作模块、数据管理模块。

youdao

The Map operation, written by the user, takes an input pair and produces a set of intermediate key/value pairs.

用户编写的 Map 操作需要输入并生成一组中间键/值对。

youdao

When Figuerido was helping to plan an operation, he slid up to a map table surrounded by Iraqi troops (contractors who play Iraqis, and who never speak English).

NPR: Training the Trainers at Fort Riley

Though the pilgrimage has been in operation for more than 1, 000 years it remains quite off the map for most visitors to Japan who consider Kyoto or Osaka a far enough detour from the main access point of Tokyo.

CNN: World's best unknown hike: Japan's Kumano Kodo