Day and night existed long before the first primitive cells coming into being. And that light/dark cycle left its mark on nearly every living thing, microbes, plants, insects, mammals---we all experience circadian rhythms, due to molecular clocks in

发表于:2018-12-24 / 阅读(53) / 评论(0) 分类 Scientific American(四)月

Just how the news of the birth travel so far and how only the mums with their calves know where to come is unknown. But just the Beaches family seems to welcome Puck and Samuel. The bay's other mums seem to want to do the same. It's Samuel's first ch

发表于:2018-12-26 / 阅读(46) / 评论(0) 分类 自然百科2013年

Even without the guidance of organized religion, some animals instinctively know that its a good thing to help others. 即使没有类似人类宗教的指引,有些动物仍能本能地救助处于危难中的其它动物。 A Helping Hand 伸出援

发表于:2018-12-28 / 阅读(96) / 评论(0) 分类 初学者听力文摘精选

Animals Help Others Survive In The Wild Even without the guidance of organized religion, some animals instinctively know that its a good thing to help others. A Helping Hand 图片1 For example, when a bird spots a predator, instead of just flying aw

发表于:2018-12-31 / 阅读(48) / 评论(0) 分类 英语听力文摘 English Digest

In this episode we are looking at the word guts and gut. They look similar but they have quite different meanings! Which one means a big, fat belly? There are also other related expressions like to follow your gut or to have a gut feeling. We can als

发表于:2019-01-01 / 阅读(67) / 评论(0) 分类 英语博客-北美风情

Fish raised in the more acidic seawater that would result from higher carbon dioxide levels forget to flee predators. More carbon dioxide emissions lead to more CO2 dissolving in the oceans, which turns the water acidic. Those sour seas slow the grow

发表于:2019-01-02 / 阅读(47) / 评论(0) 分类 60秒科学

真题回放: children should choose the jobs similar to their parents or choose the jobs different from their parents. Do you agree with this statement: It is better for children to choose the jobs of their parents? 名师点评: 本题按照题材

发表于:2019-01-03 / 阅读(54) / 评论(0) 分类 奥运英语

If you look around at the men and women whom you can call happy, you will see that they all have certain things in common. The most important of these things is an activity which at most gradually builds up something that you are glad to see coming

发表于:2019-01-07 / 阅读(70) / 评论(0) 分类 白领英语晨读

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-09 / 阅读(122) / 评论(0) 分类 英语单词荟萃

Tallest Candidate Wins Majority of US Presidential Elections When it comes to voter preference, a candidates positions on the issues count. But some may check a name on a ballot for a more primal reason: the candidates stature. Researchers at Texas T

发表于:2019-01-14 / 阅读(45) / 评论(0) 分类 VOA标准英语2011年(十月)

New Robotic Arm Can Grasp Moving Objects An international team of engineers based in Switzerland built a robotic arm that learned to perform complex movements. The term robotic arm covers a variety of mechanical devices from robots that weld automoti

发表于:2019-01-14 / 阅读(72) / 评论(0) 分类 VOA标准英语2014年(五月)

SCOTT SIMON, HOST: Maybe Sean Spicer ought to call our next guest. There are now breakup consultants, people who will counsel on how to cope with broken hearts and couples who split apart. We're joined now by Natalia Juarez, who is a breakup expert b

发表于:2019-01-16 / 阅读(61) / 评论(0) 分类 2017年NPR美国国家公共电台7月

今天我们要学的词是gut wrenching。 Gut wrenching , 意思是极度痛苦的,撕心裂肺的。 In order to support his younger siblings, he made the gut wrenching decision to drop out of school and find a job, 为了养活弟弟妹妹,他被

发表于:2019-02-05 / 阅读(50) / 评论(0) 分类 英语单词荟萃

Justin: What are you ogling at? Katrina: Im watching those guys working across the street. Justin: Those construction workers ? Katrina: Yeah, those prime examples of manhood . Theres not a flabby gut in the bunch . Justin: Im pretty sure they wouldn

发表于:2019-02-06 / 阅读(51) / 评论(0) 分类 地道美语播客

Police in Orlando say a gunman has been caught after killing 1 person and injuring 5 others at downtown office building where he lost his job 2 years ago. 40-year-old Jeson Ronderwigas surrender to police at his mothers home after officers saw him t

发表于:2019-02-11 / 阅读(125) / 评论(0) 分类 美联社新闻一分钟2009年(十一)月

干净简单:Black Box Recorder - Girl Singing in the Wrec It's my primary instinct to protect the child 保护孩子是我基本的本能 Girl singing in the wreckage 残骸上的女孩唱着 My dress is torn, my hair is wild 我的衣服是破的,我

发表于:2019-02-25 / 阅读(80) / 评论(0) 分类 流行英文歌曲