This idea is a little off-the-wall but still has scientific backing.

这个想法有点古怪，但仍然有科学依据。

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For the first time, say the authors, there is scientific backing for the concept of beauty sleep.

作者说这是首次对于良好睡眠概念的科学依据。

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The concept of "beauty sleep" has acquired scientific backing, according to a Swedish study of the Karolinska Institute in Stockholm, the BBC reports.

英国广播公司报道，斯德哥尔摩卡罗林斯卡医学院的研究表明，“美容觉”的概念是有科学依据的。

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Vikas Kocchar, regional manager for public affairs and communications of Coca-Cola, says claims that the drink can be used as a pesticide have no scientific backing.

BBC: The drink is mixed with water and sprayed on to the crops

Soon after a special investigative committee of the House of Representatives, led by a member of Golkar, declared, with little scientific backing, that the mudflow was a natural disaster.

ECONOMIST: Face value

Even for newer treatments without scientific backing, doctors are realising that in some cases (such as for arthritis and relieving the pain and stress of some cancer patients) drugs have only limited effectiveness, and that massage can often do more to make the patient feel better.

ECONOMIST: Health