“The cause of dementia is not vitamin D deficiency, ” said David Llewellyn, a research associate at Cambridge University and the study’s lead author.

这项研究报告的主要作者，剑桥大学的研究助理大卫卢埃林说：“老年痴呆症的原因并不是维生素D缺乏。

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Television makers, in turn, hope that by helping to promote 3-d technology on the big screen, broadcasters will follow Hollywood's lead and start offering 3-d programming.

相应的，电视制造商希望通过帮助好在大屏幕上推广三维技术，广播也会跟着好莱坞的步伐提供三维节目。

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Vitamin D deficiency can lead to poor absorption of bone minerals and may contribute to cancer, multiple sclerosis, hypertension and diabetes, the researchers said.

维生素D缺乏能够降低骨骼对矿物质的吸收，导致癌症、多发性硬化症、高血压和糖尿病。

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He simply decided he'd lead off with a phrase he'd used before.

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According to the latest survey by pollsters at Quinnipiac College, she has a 53-37% lead over Mr D'Amato.

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Much has changed in the meantime and the Dutch side now share the lead of Group D with Chelsea.

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