Vitamin D has been touted as a preventive, but the latest study found no such effect.

维他命D被作为预防药物出售，但最新研究证明其并没有此功效。

youdao

The doctors who ran the study tested 307 adolescents to discover how much vitamin D was in their blood.

有医生对307青少年做研究，测定他们的血液的维生素D含量。

youdao

Already there is evidence that children with autism tend to have thinner bones, and the current study confirms that kids with ASD consume slightly less vitamin D than nonautistic children.

已经有证据表明，自闭症患者的骨头偏细，同时最新的研究结果显示，自闭症患儿对维生素D的摄入量较正常儿童偏少。

youdao

The team examined results from a Norwegian study of nine hundred fifty-four people with C.O.P.D.

VOA: special.2009.06.03

Well, a cross-sectional study would mean that you'd get a random group of the population and measure them in 1970 and then take another random group five years later and measure them, but it wouldn't be the same people necessarily, it would be different groups of people.

那么,横断面研究就是,1970年你在人群中随意选择一组人,并记录下相关数据,然后,五年后再随意选择一组人记录数据,但这不需要是同一组人,通常是不同的人

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

(Speaking) But a study at the University of California Berkeley found that 3-D movies can cause eye strain.

VOA: standard.2010.02.21

Yet he didn't seem tired as he chatted in the light-filled study where he'd done much of that work.

WSJ: Latest 'Development' | Arrested Development | Mitchell Hurwitz | Cultural Conversation by David Mermelstein

Meanwhile, Thomas Caldwell , a member of Thain's for-profit study group, was engaged in a very public seat-buying binge he'd begun in early 2004.

FORBES: Dumb Like A Trader

In a study of hypothermia-related deaths by the CDC in Washington, D.

FORBES: Public Health