People who ate more leafy green vegetables were less likely to develop diabetes, a recent analysis of four studies showed.

最近四项研究分析显示：常吃绿叶蔬菜的人们很少患糖尿病。

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The four studies published in the journal Nature Medicine help explain how obesity might cause diabetes and how the two together can cause organ damage, heart disease and death.

在《自然·医学》杂志上发表的4项研究有助于解释肥胖是如何引发糖尿病的，以及两者是如何一起导致器官损害、心脏病甚至死亡的。

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Chapter four studies the equity and efficiency in the public sector's work results and their audit.

第四章阐述公共部门工作结果的公平与效率及其审计。

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An analysis of four studies found no difference in short-term survival when rescuers followed current guidelines.

VOA: special.2010.09.15

These studies were done in France with four-day-old babies.

这些实验在法国对四天大的婴儿进了研究

耶鲁公开课 - 心理学导论课程节选

But scientists reported that the evidence was stronger when they combined the results of the four major studies done so far.

VOA: special.2009.08.12

When researchers combined data from the 168 young people in these four studies, they found no evidence that homeopathic treatments were of benefit for ADHD.

CNN: Do homeopathic treatments for ADHD work?

In the first of four studies, Cowles charted the weekly individual stock purchase recommendations of 16 established Wall Street firms from January 1928 to June 1932.

FORBES: Gurus are Still Wrong After 80 Years

Four studies in recent years identified modest declines, but a new one that looks separately at Americans lacking a high school diploma found disturbingly sharp drops in life expectancy for whites in this group.

FORBES: Falling Life Expectancy In the United States