那是一年前的圣诞节前夕，在德克萨斯州克利本的沃尔玛商场，人群熙熙攘攘，一片繁忙景象。

Christmas Eve, a year ago. The Wal-Mart in Cleburne, Texas, was jammed, hectic.

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加州大学伯克利分校的理查德·穆勒(Rhichard Muller)赞同“复仇者”理论，他甚至还以此为主题写了一本科普读物。

Richard Muller of the University of California Berkeley first suggested the Nemesis theory, and even wrote a popular science book on the topic.

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本演示显示尼克利用数字技术，使生物的环境中。

This demo shows the digital techniques Nick uses to render a creature in an environment.

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