A use case is a single task performed by an actor interacting with your application toward a specified goal.

用例是由参与者与应用程序交互为实现某个指定目标而执行的单个任务。

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Service-oriented architecture (SOA) is an architectural style with the goal of achieving loose coupling among interacting software agents.

面向服务的体系结构(Service - oriented architecture, SOA)是一种体系结构风格，其目标是实现交互软件代理之间的松散耦合。

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SOA is an architectural style whose goal is to achieve loose coupling among interacting software agents. 3.

SOA是一种架构风格，它的目标是实现相互交互的软件代理之间的松散耦合。

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The goal isn't to create a voice mail system for Facebook, but to give users another option for interacting when typing is either impossible or inconvenient.

ENGADGET: Facebook adds voice recording to Messenger, testing VoIP service in Canada