need for understanding的用法和樣例：
例句
- The need to mix and match tool components will become mandatory.
工具部件的混合和配對之需求將是強制性的。 - The adoption of OO technology triggered the need for tools more sophisticated than flowcharting to describe business processes.
采用面向對象技術(shù)觸發(fā)了比流程圖更先進(jìn)的描述商業(yè)過(guò)程的工具之需求。
