全系不变量；全系不变式

SSS 2010-09-29

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will take a minute. For those of you who love a tall tale, the list of genetic variations that determine human height has just experienced a growth spurt. The findings were publish

发表于:2018-12-24 / 阅读(113) / 评论(0)

Scientific American(九)月

SSS 2009-08-28

You cant judge a book by its cover. But you can judge a dog by its coat. You can even read right through to its genes. Because a study in the August 27th online issue of Science shows that just three key genes govern the length and texture of dog fur

发表于:2018-12-24 / 阅读(134) / 评论(0)

Scientific American(八)月

不择手段背单词(656):backset挫折，倒退

backset, n 挫折，倒退；涡流，逆流＝check 【记】backset＝set back－倒退【反】hike（n 远足，增加）

发表于:2018-12-30 / 阅读(182) / 评论(0)

不择手段背单词

4-15 禽流感

The Bird Flu Recently ， the news has been filled with reports of the “bird flu.” Asia is on a region-wide health alert, with governments slaughtering millions of chickens to contain 1 outbreaks

发表于:2018-12-30 / 阅读(189) / 评论(0)

英语沙龙2004全年合辑上

欢迎新的猫咪进家门的重要指南

为新猫咪做准备 Take a good, hard look around your house. You might think that there is nothing dangerous for Kitty to go sticking her nose into, but you would be wrong. Everyone knows that cats are instinctually curious. Places humans overlook

发表于:2019-01-03 / 阅读(152) / 评论(0)

实用英语

西安交大研究团队取得新突破首次观测到基因组中暗物质

A research team led by Professor Ye Kai from Xi'an Jiaotong University has detected the existence of dark matter in human genomes, including novel forms of complex variants that have never been observed before, Xi'an Daily reported on Oct. 10. 据《西

发表于:2019-01-03 / 阅读(110) / 评论(0)

实用英语

SSS 2012-03-05

This is Scientific American 60 science, I am Charles Q. Choi! Psoriasis is an autoimmune diseasethe immune system mistakenly attacks its own body, causing red, itchy, scaly patches on the skin. But there may be a hidden upside. People with psoriasis

发表于:2019-01-08 / 阅读(146) / 评论(0)

Scientific American(三)月

为什么有些人看着显老? 科学家发现罪魁基因!

It's no secret that good genes can explain why some people age well. But researchers said last Thursday they have identified a specific gene variant that can make people look about two years older than their actual age. 众所周知，有些人看起来

发表于:2019-01-08 / 阅读(122) / 评论(0)

实用英语

VOA常速英语2016--科学家发明新型对抗糖尿病装置

Scientists Creating New Devices to Battle Diabetes 科学家发明新型对抗糖尿病装置 In general, people around the world are eating better and living longer, but they are also moving less. This is contributing to the rise of diabetes, a cond

发表于:2019-01-14 / 阅读(205) / 评论(0)

VOA标准英语2016年(四月)

万万没想到：让人年轻2岁的秘诀竟然是它！

Scientists say they have made a leap in knowing why some people retain their youthful looks while others age badly. 科学家称他们已经在探究为什么有的人青春长驻而另一些人逐年老去这一问题上取得突破性进展。 They

发表于:2019-02-01 / 阅读(108) / 评论(0)

阅读空间

英式英语药丸连英国人都开始使用美式拼写了

British English may have come first, but around the world, the American way of spelling is now far more popular. 英式英语出现的较早，但从全球看，现今美式英语的拼写方式却更受欢迎。 A recent examination of these two var

发表于:2019-02-02 / 阅读(119) / 评论(0)

英语新闻

克里姆林宫决定斯诺登的未来

克里姆林宫决定斯诺登的未来 MOSCOW, June 30 (Xinhua) -- As Edward Snowden has been perching at an international airport of Moscow for a week, Kremlin said Sunday the former CIA contractor's future was not yet on its agenda. The President

发表于:2019-02-06 / 阅读(116) / 评论(0)

英语新闻

传闻iPhone8将配置5.8英寸屏幕价格历史最高

A new report has revealed that Apple plans to launch three handsets this year - two will be updates of the iPhone 7 family and the third is the 10th-anniversary handset -- iPhone 8. 一份最新报告显示，苹果公司计划今年推出3部手机-

发表于:2019-02-07 / 阅读(101) / 评论(0)

英语新闻

研究：个子矮小皆因基因数量不足

A shortage of genes could be to blame for the lack of height in short people, researchers have found. Two studies involving 12,000 people has been carried out in America and found a link between the amount of missing genetic material and a decrease i

发表于:2019-02-13 / 阅读(128) / 评论(0)

阅读空间

母亲超重宝宝个头大

WASHINGTON, March 15 (Xinhua) -- Mothers who are overweight or obese during pregnancy are more likely to give birth to bigger babies, new research suggested Tuesday. The study, published in the Journal of the American Medical Association, also found

发表于:2019-02-16 / 阅读(113) / 评论(0)

英语新闻

经济学人232:基因决定幸福 Happiness is in your DNA

Transporter of delight 传递快乐的使者 Happiness is in your DNA; and different races may have different propensities for it 基因决定幸福；而不同种族的幸福倾向不尽相同 Born smiling? 天生会笑？ THE idea that the human pe

发表于:2019-02-17 / 阅读(383) / 评论(0)

经济学人综合

研究显示:个子矮的男性和身材胖的女性赚钱较少

A new study from researchers at the University of Exeter found that short men and overweight women earn less than those who are taller and slimmer. Published in the British Medical Journal, the study involved genetic data from almost 120,000 people a

发表于:2019-02-18 / 阅读(154) / 评论(0)

阅读空间

奥巴马提议拨款2亿多美元研究精准施药

U.S. President Barack Obama wants to invest $215 million into a new health initiative that would help tailor medical treatment to an individual's genetic make-up. 奥巴马总统提议向美国一项新的基因研究计划投资2亿一千五百万美元

发表于:2019-02-18 / 阅读(115) / 评论(0)

阅读空间

TED演讲:科学解释之新探(5)

Why a marriage contract and not any other reason for regular annual action? 为什么是一纸婚书而不是其他什么原因使普西芬妮定期往返呢？ Here is one. Persephone wasn't released. 我且来举个例子：普西芬妮并没有被放

发表于:2019-03-04 / 阅读(165) / 评论(0)

TED演讲教育篇

经济学人:民用航空发动机奋力一战

Business 商业报道 Civilian jet engines 民用航空发动机 Gearing up for a fight 奋力一战 Pratt amp; Whitney hopes a high-tech engine will restore its former dominance. 普拉特惠特尼公司期待其新款的高科技航空发动机能重

发表于:2019-03-09 / 阅读(338) / 评论(0)

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学英语单词

alkali-resistant glass fibre

aluminum phenylsulfonate