显微镜检验,镜检

VOA慢速英语2013 AS IT IS - A new cancer study from the World Health Organization

AS IT IS - A new cancer study from the World Health Organization This is AS IT IS, from VOA Learning English. Im Christopher Cruise. Today, Steve Ember tells us about a new cancer study from the World Health Organization. Health experts are predictin

发表于:2018-12-07 / 阅读(28) / 评论(0)

2013年VOA慢速英语(二)月

VOA慢速英语2010年-Health Report - Autism Test Could Use

This is the VOA Special English Health Report. Doctors currently identify autism disorders by observing behavior. Autism affects social and communication skills. It usually first appears in young children. Now, researchers in the United States think

发表于:2018-12-15 / 阅读(88) / 评论(0)

2010年VOA慢速英语(十二)月

SSS 2012-01-03

Ever wondered why mosquito eat some people up but leave others relatively unscathed. a new study find this prefential treament due to smells produced by the microscopic critters that cover our bodies. the reaserch is in the journal public library sci

发表于:2018-12-24 / 阅读(99) / 评论(0)

Scientific American(一)月

VOA标准英语2012--Air Pollution Linked to Cognitive Decline

Air Pollution Linked to Cognitive Decline Several years ago a massive survey of women called the Nurses' Health Study began collecting data on memory, thinking skills and other cognitive measures. Jennifer Weuve of the Rush Institute of Healthy Aging

发表于:2019-01-14 / 阅读(49) / 评论(0)

VOA标准英语2012年(二月)

英语听力：自然百科危险的海洋黏液状物质

It resembles the blob from science fiction stories, but it's very real. These jell-like sheets of disease-carrying mucus are spreading across portions of the Mediterranean and Adriatic Sea, where this video was taken. This stringy mass is known as ma

发表于:2019-01-22 / 阅读(44) / 评论(0)

自然百科2009年

2007年VOA标准英语-Signs Of Weaker Hearing Found In SIDS Babies

By Melinda Smith Washington 02 August 2007 Doctors estimate that one out of every 1,000 babies around the world die of a condition called Sudden Infant Death Syndrome [also known as 'crib death' or 'cot death']. It is a parent's worst nightmare: the

发表于:2019-01-30 / 阅读(92) / 评论(0)

2007年VOA标准英语（八月）

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ashby's law of requisite variety