Over the last decade, a series of discoveries have radically expanded our knowledge of the Tyrannosauroidea.

在过去的十年中，一系列的考古发现已经从根本上扩展了我们对暴龙超科（Tyrannosauroidea）的认知。

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Our knowledge about software development, along with the overall conditions for project success, has matured and expanded.

我们关于软件开发的知识，以及项目成功的整体条件，都逐渐成熟并不断扩展。

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The risk-takers and visionaries of this agency have expanded human knowledge, have revolutionized our understanding of the universe and produced technological advances that have benefited all of humanity.

CNN: Bush: 'It is time for America to take the next steps' in space