The study based on an area in Mexico is cited to show that cattle raising has been a major means of livelihood for the poor.

引用这份基于墨西哥某地区的研究是为了说明养牛一直是穷人的主要谋生手段。

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This is Shaun Harper's study, and he points out that on major college campuses across the country, black males make up less than 3 percent of undergraduate enrollments.

这是肖恩·哈珀的研究，他指出，在全国主要的大学校园里，黑人男性在本科生入学人数中所占的比例不到3%。

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Children as young as ten are becoming dependent on social media for their sense of self-worth, a major study warned.

一项重大研究警告称，10岁的孩子开始依赖社交媒体来获得自我价值感。

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A new study has found the strongest evidence yet that smoke-free laws can reduce a major effect of tobacco smoking - heart disease.

VOA: special.2009.01.07

So let's isolate now some of the major themes of Deuteronomy, before we close our study of the Pentateuch. First of all as I've mentioned, the centralization of the cult: that's a key theme in the book of Deuteronomy and it had very important effects.

那么让我们对申命记的几个主题分别讨论，在我们结束摩西五书的学习之前首先就像我们所提到的,那样，信仰的集中化：这是申命记中的,最关键的主题，并且它产生了重大的影响。

耶鲁公开课 - 旧约导论课程节选

The findings all come from a major health study in the American town of Framingham,Massachusetts.

VOA: special.2010.01.06

Those with the highest scores get first pick of their major course of study.

FORBES: Boot camp for engineers

Additionally, this information would help already enrolled college students pin down a major field of study, something that most find difficult as evidenced by statistics suggesting that at least half of students change their majors at least once.

FORBES: Ignorance Is Not Bliss

The accounting giant conducted a major study of the general tax competitiveness of fourteen countries with an emphasis on the climate in 55 major international cities.

FORBES: The Most Tax Friendly Country In The World Is.... (Spoiler Alert: It's Not the U.S.)