单词：free gingival fiber
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This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo
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1. Avocado 1. 牛油果 Avocado is everywhere, and rightfully so. Its a superfood. Each fruit is packed with 10 grams of fiber and more than twice the potassium of a banana. 鳄梨的确是到处都有，这挺好的。它是一种超级食物。每一
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Free Minds and Hearts at Work by Jackie Robinson 自由思想与心灵的作用 杰基罗宾逊 At the beginning of the World Series of 1947, I experienced a completely new emotion, when the National Anthem was played.This time, I thought, it is bein
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LOS ANGELES, March 27 (Xinhua) -- Walnuts have a combination(综合) of more healthful antioxidants and higher quality antioxidants than any other nut, U.S. researchers have found. Study findings were presented on Sunday at the 241st National Meeting
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自由思想与心灵的作用 杰基罗宾逊Free Minds and Hearts at Work by Jackie Robinson At the beginning of the World Series of 1947, I experienced a completely new emotion, when the National Anthem was played.This time, I thought, it is being
英语美文
How One Meat-Free Day Helps I still remember the look of worry on my parents faces when I told them I was becoming a vegetarian in high school. But what will you eat? they asked, utterly confounded at the prospect of a life sans meat. These days, veg
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