This paper introduces a database modeling of a news publish system. It focuses on the application of ERA model in logical modeling.

本文介绍了一个典型的新闻发布系统数据库的建模和系统实现，重点是其数据库的逻辑建模，以及ERA模型在逻辑建模中的应用。

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In an era of growing cynicism about politicians, Mr. Mandela is a model of dignity and integrity.

在一个对政治家越来越不信任的时代，曼德拉先生是高尚和正直的榜样。

《柯林斯英汉双解大词典》

In an era when engineers and hobbyists tended to describe their machines with model Numbers, he chose the name of a fruit, supposedly because of his dietary habits at the time.

在一个工程师和业余爱好者喜欢用型号来介绍他们产品的时代，他却选择了一个水果的名字，可能是因为那时他的饮食习惯吧。

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The anti-aircraft weapon I used was a 1940s era model from the Soviet Union.

CNN: What's Kim Jong Un's intention with the nuclear test?

Coupled with the new technologies, Kathwari is holding fast to an older and perhaps even (in this globalized era) contrary manufacturing model: stateside production.

FORBES: Ethan Allen's Sales Rebound From Consumer Confidence Woes

If there's a model for the era of lower-tension tennis, it's Roger Federer.

WSJ: Roger Federer: With Tennis Rackets, He Strings Them Loose