After he'd published all of his major poems, he began publishing a spate of works that attempted to re-create British culture from the ground up.

在发表了他的所有主要诗作后，他开始大量发表其他著作,试图以这些作品完全重建英国文化。

耶鲁公开课 - 弥尔顿课程节选

so I don't know, I think it's just really cool to be able to work something from the ground up.

所以，我不知道，我就是觉得能从头开始做一件事很酷。

什么是认知科学？ - SpeakingMax英语口语达人

I assume that you know nothing, starting from ground zero here and build it up.

我假设你们什么都不知道,零起点,从头开始

耶鲁公开课 - 聆听音乐课程节选