See the appendix for a more in-depth description of the class attribute.

关于 class 属性更深入的讨论请参阅附录。

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The following sections present an in-depth description of the concepts behind continuous physics. It is not necessary to understand this part in order to use the engine at a basic level.

下面的章节会深度描述连续物理背后的知识，简单使用的话没有必要理解这一部分。

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For a more in-depth description of EVA Momentum, see this write-up from EVA Dimensions vice president Al Ehrbar.

FORBES: Netflix, Verisign Among Companies With Most Profitable Momentum In Q1

As Google's director of search quality and research (a doozy of a job description), Norvig spurs on 140 scientists and engineers racing to add more depth, speed and relevance to the world's best search engine.

FORBES: The Machinist