And, in any arbitrary crucible full of molten silver, half of them are going to be spin-up and half of them are going to be spin-down.

并且，在任一个浇满了熔银的坩埚中，银原子中的电子一半是向上转,另一半是向下转。

麻省理工公开课 - 固态化学导论课程节选

It could be any arbitrary collection.

比如说下一个元素比前面一个元素大1那种。

麻省理工公开课 - 计算机科学及编程导论课程节选

And what this means is we can use --take any arbitrary idea in the world, the idea of a chair or a story or a country, and make a sound or a sign to connect to it.

符号任意性是指,我们可以拿来世间任何想法,比如椅子,故事,或是国家,再发明一种声音或符号来与之相联系

耶鲁公开课 - 心理学导论课程节选

Is not any so-called list of great thinkers ? or great texts likely to be simply arbitrary and tell us more about what such a ! list excludes than what it includes?

这种所谓的伟大思想家,或巨著清单不会太过于武断吗,它告诉我们的应是,遗漏多于涵蕴吧？

耶鲁公开课 - 政治哲学导论课程节选