prior at

基本解释

Often a deep-rooted creative talent comes out without prior warning at this time and amazes others.
往往一个根深蒂固的创造性才能此时会毫无预警地出现并使他人震惊。
Peer to Patent builds on these ideas, especially the notion that practitioners and researchers within a particular field collectively have all the relevant prior art at their fingertips already.
“Peer to Patent”基于这些想法，尤其是把所有相关的先前技术放在同一个领域的从业者和研究者的手边的主意。
It is surely no coincidence that several of the Prudential executives involved in initiating a deal that carries both risk and the prospect for extraordinary rewards had long prior tenures at AIG.
在这样一个风险和额外收益并存的交易中，一些牵涉其中的保诚高管之前在AIG有过很长的任期，这种现象绝不是巧合。

Palin critics also noted that she had scribbled notes on her hand prior to her speech at the Tea Party convention about broad themes like tax cuts and energy.
As Heidegger points out in this passage, that's a thought experiment which, if it can be done at all, derives from that prior knowledge.
海德格尔在文章中指出，这个思想实验，在可以实现的前提下，来源于之前的知识。
耶鲁公开课 - 文学理论导论课程节选
Now, this course is primarily aimed at students who have little or no prior programming experience.
现在，这门课程,主要面向零基础,或少量编程经验的学生。
麻省理工公开课 - 计算机科学及编程导论课程节选