You have a freewill offering--just because someone wants to do this, a freewill offering. And you have a vow offering that would be offered on the successful completion of a vow, for example. And these sacrifices are all entirely optional.

自由祭品--只因为有人想这么干，自由祭品，还有一个誓言祭品,举个例子，一个誓言如果成功达成，便会供奉祭品，这些祭品都是可选择的。

耶鲁公开课 - 旧约导论课程节选

Well, that's a great story, and it's an example of a great success in medicine.

这是一个很伟大的事情,是医学取得成功的例子

耶鲁公开课 - 生物医学工程探索课程节选

I'll give another example of Redleaf's success.

我可以再讲一个关于莱德利夫成功的例子

耶鲁公开课 - 金融市场课程节选