妇女及儿童受欺压的主要根源在于父权制度。

The main cause of women's and children's oppression is patriarchy.

《柯林斯英汉双解大词典》

主要的区别似乎在于他们如何对他们的律师进行分类。

The major difference seems to be in how they classify their attorneys.

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主要问题在于他们不能区分现实和虚构。

The fundamental problem lies in their inability to distinguish between reality and invention.

《柯林斯英汉双解大词典》

His main research interests are in the areas of comparative political economy with the focus on the developing countries.

他主要的研究领域在于,对比性政治经济,特别是发展中国家的政治经济。

普林斯顿公开课 - 国际座谈会课程节选

I'd say the major difference is probably the workload.

让我说主要的区别在于工作量。

做交换生来到这里 - SpeakingMax英语口语达人

And this was largely a secular, a less religious movement that focused on the Palestinian identity, nationalizing the conflict, making it national.

这是个非宗教，宗教因素不那么重要的运动,主要集中在于寻求巴勒斯坦身份，把冲突推向国家性质。

普林斯顿公开课 - 人性课程节选