Maybe there are not many people have studied this problem.

也许很多人还没想过这个问题。

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Recently, people have studied ingredient and mechanism of Chinese medicinal herb through advanced technique and means.

近年来，人们通过高科技手段对中药成分和药理作用进行了研究。

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Once people have studied and become financially literate, they may still face roadblocks to becoming financially independent.

人们经过学习，掌握了财务知识，但在通向财务自由的道路上仍面临着许多障碍。

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People who have studied Mary Lyon say she was not fighting a battle of equality between men and women.

VOA: special.2010.06.27

There are groups of people who have studied the impact of Trans fats on health for a number of years.

有些人已对反式脂肪,对健康的影响进行了数年的研究

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The best work on this has been done by Elissa Newport and Sam Supalla who have studied people who have been in the United States for many, many years like 30, 40 years and seeing how well they have come to speak English.

在这方面最佳的研究,是由伊莉萨·纽波特,和萨姆·苏普拉所进行的,他们研究了在美国生活了,三四十年以上的人们,探究了这些人们讲英语的流利程度

耶鲁公开课 - 心理学导论课程节选

Most people who have studied fishery-restoration efforts see no chance that the current attempt will prove any more successful.

ECONOMIST: Cities and the environment

Many savings banks tend to use their votes at board and shareholder meetings to try and keep tax revenues and jobs in the autonomous region where they are based, said people who have studied the situation.

FORBES: It's the Mutual, Not For Profit, Banks Which Are the Problem in Spain

But according to the researchers, most people they studied did not have enough of the vitamin in their diets and required supplements.

CNN: Vitamin E may reduce risk of stroke