音标：[,pɔli'^æstrik] ；

[动]多胃的

a. Having several bellies; -- applied to muscles which
are made up of several bellies separated by short tendons.
a. Pertaining to the Polygastrica.
n. One of the Polygastrica.

SSS 2012-08-20

This is scientific American sixty seconds science. I am Amy Kraft. Got a minute? Sweat potatoes contains fiber, vitamin A and calcium, but the way that scientists think they can make them even more healthful is literally shocking. Researchers found t

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AUDIE CORNISH, HOST: This is what pillow talk on television sounds like these days. (SOUNDBITE OF TV SHOW, I LOVE DICK) KATHRYN HAHN: (As Chris) Why do you think that we are - have been monogamous all these years when we don't even believe in it? Lik

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经济危机给人们不仅带来经济上的危机，还给人们带来精神上的危机。工作压力越来越大，这使得上班的白领们的睡眠质量收到严重的影响。怎样解决白领们的失眠问题呢？看看下面的这些小

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发表于:2019-02-04 / 阅读(248) / 评论(0)

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Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉，从而使

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