derived model的用法和樣例：
例句
- Host items in application-level projects do not derive from classes in the host application's object model.
應用程序級項目中的宿主項不是從宿主應用程序對象模型的類(lèi)中派生的。 - As the conclusion to this chapter, the theoretic background of the Derivational Analysis Model is introduced to the reader.
最后對派生分析法這種模型的理論背景作了說(shuō)明。
