You saw a centric model of three layered defenses.

在其中介绍了包含三个防御层次的中央模型。

youdao

To show how the defense in depth works, we will first examine a centric model of three primary layers: core, middle, and outermost.

为了演示深度防御的工作原理，我们将首先研究包含三个主要层次的中心模型：核心层、中间层和最外层。

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Asynchronous processing enables a Web site to break away from the page-centric model, where every user request spawns a time-consuming page refresh.

异步处理支持Web站点脱离以页面为中心的模型，这种模型在收到每个用户请求时都会刷新页面。

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The private sector has proven an information-centric model for delivering digital services securely and efficiently.

WHITEHOUSE: Digital Government

As more and more countries, from India to Finland, produce their own Silicon Valleys, our traditional U.S.-centric model of innovation will lose global impact.

FORBES

He thinks the app-centric model is destined to win over the long-run and Apple will benefit more than anyone else (at least for a number of years).

FORBES: Do Apple Apps or Android Daily Activations Matter Most?