音标:[saɪ'næpsɪs] ;
n. <生>(神经元的)突触( synapse的复数形式 ); 染色体结合( synapsis的复数形式 ); 联会; 突触; (神经元的)触处
n. the side by side pairing of homologous maternal and paternal chromosomes at the start of meiosis

Understanding the Misunderstood Teenage Brain 一些被误读的青少年大脑发育状况 From VOA Learning English, this is the Health and Lifestyle Report. A woman named Frances Jensen is a neuroscientist. She has been studying the human brain fo

发表于:2018-12-08 / 阅读(107) / 评论(0) 分类 2015年VOA慢速英语(二)月

Let's imagine that your amyloid plaques have reached that tipping point. 假设你的淀粉样斑块已经达到临界点。 Your scale arm has crashed to the floor. 你天平的一端已坠地。 You've tripped the cascade, setting fire to the fores

发表于:2018-12-18 / 阅读(110) / 评论(0) 分类 TED演讲国际问题篇

How can this be? We think it's because these nuns had a high level of cognitive reserve, 这是怎么回事呢?我们认为这是因为这些修女拥有高级的认知储备, which is a way of saying that they had more functional synapses. 意味着

发表于:2018-12-18 / 阅读(97) / 评论(0) 分类 TED演讲国际问题篇

So what happens when amyloid plaques accumulate to this tipping point? 所以当淀粉样斑块积累到临界点后会发生什么? Our microglia janitor cells become hyper-activated, releasing chemicals that cause inflammation and cellular damage

发表于:2018-12-18 / 阅读(139) / 评论(0) 分类 TED演讲国际问题篇

Symbiosis - a mutually beneficial inter-relationship between two organisms, for example between bees and flowers (pollen carrying in return for nectar). Sympathetic nerves - the sympathetic nervous sy

发表于:2019-01-03 / 阅读(99) / 评论(0) 分类 医务英语

Microbiology - the study of the microscopic forms of life. Microfilaments - are the smallest filaments of the cytoskeleton. The filaments are made of hundreds of actin molecules, stacked in a line. Th

发表于:2019-01-03 / 阅读(135) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It took 13 years and countless hours of research to unravel the human genome. Now neuroscientists want to do their fields version. A small group of rese

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 Scientific American(七)月

AS IT IS 2014-08-18 A Big Step Forward in Artificial Intelligence Research 人工智能研究获大突破 The American computer company IBM says it has developed a microprocessor -- a computer chip -- that works much like the human brain. IBM calls t

发表于:2019-01-12 / 阅读(103) / 评论(0) 分类 2014年VOA慢速英语(八)月

Think back to a really vivid memory. 回想一个生动的回忆。 Got it? Okay, now try to remember what you had for lunch three weeks ago. 想起来了吗?好的,现在想想你三周前午餐吃了什么。 That second memory probably isn't a

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 TED演讲教育篇

Fear is whispered in our ears and shouted in our faces. Faith must be fostered by the man or woman you see every day in the mirror. The former forever snaps at our heels and our synapses and delays our course. The latter can spur our book heels to be

发表于:2019-01-18 / 阅读(93) / 评论(0) 分类 偶像励志英语演讲

In the United States someone attempts suicide every minute. In a single day roughly eighty Americans kill themselves. What compels so many people to end their lives prematurely? Countless elements factor into the fatal decision that leads to suicide.

发表于:2019-01-22 / 阅读(100) / 评论(0) 分类 英语时差8,16

BEIJING, May 11 (Xinhuanet) -- New retirees suddenly confronted with plenty of time on their hands might be happy to learn that reading keeps one mentally alert and abreast of current aff airs, says Ursula Lenz of Germany's working group of senior ci

发表于:2019-02-04 / 阅读(161) / 评论(0) 分类 英语新闻

ETS所寻求的变化,在反义重复方面变化空间并不大,无非是把词汇变得难一些,因为对立二分的概念还是很容易分辨的。在同义重复方面,ETS的变化空间就要大得多,因为同样一个意思可以用

发表于:2019-03-11 / 阅读(194) / 评论(0) 分类 GRE英语

Researchers Find Clues that Depression May Speed Brain Aging Memory and thinking skills naturally slow with age. Scientists are now looking inside living brains to tell if depression might speed aging. The scientists report that some of the signs the

发表于:2019-03-17 / 阅读(1719) / 评论(0) 分类 2019年VOA慢速英语(二)月
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