The Natabase Notice Engine is the core of Database Notification Service.

数据库通知引擎是数据库通知服务的核心。

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The core of the Data synchronization Middleware scheme is a synchronization model, which consists of a server-side Data synchronization Service and a client-side Data synchronization Engine.

数据同步中间件方案的核心是同步模型，同步模型由服务器端的数据同步服务和客户端的数据同步引擎组成。

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Universal engine's feature is making the engine core be absorbed in process scheduling, the IOC container be absorbed in service assemblage, so the engine can have a stronger universality.

通用引擎的特点是让引擎内核专注于流程的调度，IOC容器专注服务的装配，从而保证了引擎具有较强的通用性。

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In the past few years, it has closed down under-performing and non-core sites like social bookmarking service Delicious, search engine AltaVista, online news aggregator Buzz, and social network MyBlogLog.

FORBES: Don't Expect Display Ad Decline To Last Forever At Yahoo!