Freedom works on something more akin to a 19th century model, like Dickens or Tolstoy: characters you care about, a story that hooks you.

《自由》所写作的更像是一种19世纪的样式：人们所关注的人，能勾住人们的故事(例如狄更斯和托尔斯泰的小说)。

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In what may become the 21st century model of competition, contestants in the Google Science Fair do not have to be physically in the same place to compete with each other.

在这次可能成为21世纪模式的竞赛中，谷歌科技博览会的参赛者不必亲临现场参加较量，只要能够上网并且有想象力就足够了。

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Stephanie Dutkiewicz, a scientist in MIT's Center for Global Change Science, built a climate model that projects changes to the oceans throughout the century.

麻省理工学院全球变化科学中心的科学家 Stephanie Dutkiewicz 建立了一个气候模型，预测了整个世纪的海洋变化。

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President Obama provides, for Morehouse men and everyone else, a 21st century model of African-American masculinity.

CNN: What Obama must say to African-American grads

The reporting is enriched by it, and represents an important departure from the 20th century model of journalists writing and readers absorbing.

FORBES: Thanks For Your Help, It Keeps Us All Honest

The radically different 21st-century model deserves a radically different style of its own, dramatically contemporary and flexible enough to accommodate rapid technological change.

WSJ: New York Public Library | Undertaking Its Destruction | By Ada Louise Huxtable