第二个增长动力来自大规模的国内迁移，主要是从南向北。

A second source of growth was large-scale internal migration, mainly from south to north.

youdao

它注重从外界角度评估：主要是从其它教育机构和雇主方面。

This gave the main weight to outsiders’ views—chiefly of other academics and of employers that recruit graduates.

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我们主要是从柏拉图著名的《谈话录》中才了解到苏格拉底的。

We know Socrates chiefly through what Plato recorded of him in the famous Dialogues.

youdao

So what we think we know derives chiefly from archeological evidence, which is before writing--mute evidence that has to be interpreted and is very complicated, and is far from secure.

我们目前所认为的史实,主要都是从考古证据中所得,这些无声的证据出现于文字记录之前,因此就需要繁复的考证及解读,这些考证未必可靠

耶鲁公开课 - 古希腊历史简介课程节选

You know, so that, I think, is a major transition from one to the other.

所以，我想，这是从一个地方到另一个地方的主要过渡。

和纽约的留学生 - SpeakingMax英语口语达人

So in the first week we run a section called from strawberries to gene therapy where we talk about DNA, extract DNA, you can play with the DNA of an organism and we can think about how to use DNA for other purposes.

第一周组会的主题是从草莓到基因疗法,主要讨论DNA和DNA的提取,使你们对有机组织的DNA有直观的认识,并思考DNA的其它应用

耶鲁公开课 - 生物医学工程探索课程节选