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VOA标准英语2012--Mental Stimulation Might Cut Dementia Risk

Mental Stimulation Might Cut Dementia Risk People who engage in mentally-stimulating activities over a lifetime have lower levels of a protein in the brain associated with Alzheimer's disease, a new study finds. That supports other research which sug

发表于:2018-12-16 / 阅读(114) / 评论(0)

VOA标准英语2012年(二月)

英语语法：116 The Asterisk

Grammar Girl here. Today's topic is the asterisk. Why? Because Barry Bonds just broke the record for number of home runs in one season* and people are talking about putting an asterisk next to his name in the record book because of the steroid contro

发表于:2019-01-02 / 阅读(139) / 评论(0)

英语语法 Grammar Girl

VOA慢速英语 EXPLORATIONS - Risk of Crossed Paths Grows in Increa

VOICE ONE: Im Steve Ember. VOICE TWO: And Im Faith Lapidus with EXPLORATIONS in VOA Special English. This week, we tell about a growing threat to airplanes around the world. And we hear about objects in space that are threatening satellites and the

发表于:2019-01-11 / 阅读(159) / 评论(0)

VOA慢速英语2009年（四）月

VOA慢速英语2012 IN THE NEWS - Rains End Famine in Somalia, but Millions Remain at Risk

IN THE NEWS - Rains End Famine in Somalia, but Millions Remain at Risk This is IN THE NEWS in VOA Special English. This week, the United Nations declared an official end to the famine in southern Somalia. Recent rains, an improved harvest and a major

发表于:2019-01-12 / 阅读(124) / 评论(0)

2012年VOA慢速英语(二)月

VOA标准英语2011--Study: Cutting Salt Might Increase Heart Risks

Study: Cutting Salt Might Increase Heart Risks A new study casts doubt on the merits of reducing salt in our diet. The researchers found that a modest lowering of blood pressure may be offset by other less desirable effects of a low-sodium diet. For

发表于:2019-01-13 / 阅读(123) / 评论(0)

VOA标准英语2011年(十一月)

VOA标准英语2013--Tips to Minimize Your Risks From Cybercrime

Tips to Minimize Your Risks From Cybercrime Protecting organizations and individuals from data thieves is a multibillion-dollar industry. There's a good reason. Alan Edwards, the president of WhiteHorse Technology Solutions says anyone with access to

发表于:2019-01-14 / 阅读(98) / 评论(0)

VOA标准英语2013年(六月)

VOA标准英语2013--Lifestyle Changes May Ease Heart, Stroke Risk

Lifestyle Changes May Ease Heart, Stroke Risk We hear the message about how to live a healthy life so much, it's hard to imagine there's anyone who hasn't heard it. Heart disease is preventable, said Dr. Patrice Desvigne Nickens, with the National He

发表于:2019-01-14 / 阅读(132) / 评论(0)

VOA标准英语2013年(七月)

Risks to U.S. economic growth on rise: Bernanke

WASHINGTON, July 17 (Xinhua) -- Top policymakers of the U.S. Federal Reserve believed that risks to U.S. economic growth have increased, U.S. Federal Reserve Chairman Ben Bernanke said Tuesday. Participants at the June FOMC (Federal Open Market Commi

发表于:2019-02-09 / 阅读(119) / 评论(0)

英语新闻

加州英语分级G6 Marla Runyan In it for the Long Run 01

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发表于:2019-03-02 / 阅读(191) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 06

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发表于:2019-03-02 / 阅读(224) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 12

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发表于:2019-03-02 / 阅读(178) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 11

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发表于:2019-03-02 / 阅读(168) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 10

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发表于:2019-03-02 / 阅读(207) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 09

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发表于:2019-03-02 / 阅读(199) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 08

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发表于:2019-03-02 / 阅读(193) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 07

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发表于:2019-03-02 / 阅读(182) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 05

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发表于:2019-03-02 / 阅读(215) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 04

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发表于:2019-03-02 / 阅读(221) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 03

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发表于:2019-03-02 / 阅读(232) / 评论(0)

加州英语分级G6

加州英语分级G6 Marla Runyan In it for the Long Run 02

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发表于:2019-03-02 / 阅读(224) / 评论(0)

加州英语分级G6

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Akhta

alpha-particle spectrum

center of geodestic curvature