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1·Top-down approach: in a top-down approach, such as IBM service Oriented Modeling approach (SOMA), services are identified and prioritized using business analysis.

自顶向下方法：在IBM面向服务的建模方法(Service Oriented Modeling Approach, SOMA)等自顶向下方法中，将通过使用业务分析对服务进行标识和优先排序。

2·Thus meaning is prioritized over form in the learning process of languages under this approach.

因此，在任务型教学法倡导者眼里，在语言学习过程中，意义是先于形式的。

3·User stories can be broken down into smaller user stories as they approach the top of the prioritized product backlog.

当用户情景的优先级别达到产品积压工作的最高级别时，可以将其分解为较小的用户情景。