Now the word theory has a very complicated etymological history that I won't trouble you with.

理论这个词的词源非常复杂,你们不需要了解。

耶鲁公开课 - 文学理论导论课程节选

We also have etymological legends, because they're explaining the name of something. It's given this particular name because of an etymomological connection with some event earlier.

我们还有词源传说，它们用于解释,一些事物的名称，它以这个特定的名字命名是因为,它和更早期的历史事件有着词源方面的联系。

耶鲁公开课 - 旧约导论课程节选

And we're reminded of the etymological root of our modern English word career.

而后我们就会想起,现代英语文字语源学的根源。

耶鲁公开课 - 弥尔顿课程节选

Quest, question, there is no coincidence that there is an etymological link between the two.

探索，问题，这两者在词源上有所关联并非巧合。

哈佛公开课 - 幸福课课程节选

highly attuned to the etymological prehistory of the English word infant.

协调了初期英语的史前语源学。

耶鲁公开课 - 弥尔顿课程节选