[transitive] (-pp-)

1. to discover or give information about sth, especially the way it is arranged or organized
   了解◆We used this software to map and manipulate the data.
   我们利用这一软件分析处理数据。◆The team's job is mapping, analysing and improving our core systems.
   团队的工作是说明、分析并改进我们的核心系统。

●ˈmap sth on/onto sthto link data, a group of qualities, items, etc. with their source, cause, position on a scale, etc.
把…与…联系起来；把…绘制到…◆I took the information and mapped it onto a graph.
我取得了数据并把它标注在图形上。