So biomedical engineers have been working for many years on how to design replacement parts for joints like the hip: the artificial hip is the most well developed of those.

因此,生物医学工程师花了很多年时间,致力于设计像髋关节这样的关节替代品,尤以人工髋关节的研究最为成熟

耶鲁公开课 - 生物医学工程探索课程节选

he viewed a large part of our-- of the idea of finding a singular, all-powerful god as seeking out a father figure that some of us never had during development.

他认为大部分人,想要寻求一位全知全能的神,其实质是在寻找在发展阶段,所缺失的父亲形象的替代品。

耶鲁公开课 - 心理学导论课程节选