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时间:2019年12月11日 22:01:27

Could eating meat really have caused us to evolve?难道真是食肉让我们得以进化About 2.3 million years ago,大约230万年以前Homo habilis - the first ancestor we THINK ate meat - appeared.出现了我们认为最先开始食肉的祖先——能人There had been an amazing change.他们一定有过惊人的演变Though habilis stood no more than a metre tall,尽管能人站立身高不到1米fossils show it had a bigger skull从化石来看他们的颅骨却比南方古猿大and a brain 30% larger than Australopithecus.而且脑部比南方古猿大30%And, crucially, scientists have speculated that至关重要的是 科学家推测this upright, big-brained chimpanzee这种直立行走 脑大的猩猩evolved as a result of eating meat.本身就是因食肉而进化的结果The Australopiths brain size remained stable.南方古猿的大脑稳步发育Then meat-eating came in, and then the brains got bigger,而后它们开始食肉 大脑就发育得更大and that set everything off in the director of modern humans.从而确定了进化成当代人类的主要演变趋势201504/370788

栏目简介:《英语视频之Top10》是英语视频听力下的子栏目,栏目包含中英字幕,而且能够了解世界上10大新奇或者有意思的事物,比如奇葩犯罪记录、科学骗局、邪恶老师等,通过简单有趣的讲述,能够提高学习英语的兴趣,积累一些英语知识,是比较生动的英语学习材料。201604/416320

Air pollution is reaching record levels in many countries, particularly in China. At least 10 cities and one province are on “red alert”.许多国家空气污染达到历史最高水平,尤其在中国。至少有10个城市和1个省份发出“红色警报”。Beijing declared a “red alert” for the first time this year in early December, before repeating it last week. Schools are recommended to close. Students and teachers hope the weather improves.今年十二月初北京首次发布“红色警报”,上星期再一次发布。学校被建议停课。学生和老师希望天气好转。Of course I expect blue skies tomorrow. I’m a teacher and I hope blue skies will return so that the children can be back to study in their classrooms.我当然希望明天天空变蓝。我是一名教师,我希望蓝天能回来,让孩子们可以回到教室上课。The situation is dangerous in the city of Xinxiang.The concentration of particularly dangerous particles has reached a level, 30 times the maximum recommended by the World Health Organization.新乡市处境危急,特别危险颗粒浓度达到世界卫生组织建议最大值的30倍。In Iran’s capital air quality has been in the “red alert” zone since last week, with the volume of particles rising seven times beyond acceptable levels, according local media.据当地媒体报道,自上星期以来伊朗首都的空气质量一直处于“红色警戒”区,颗粒量超出可接受水平的七倍。In addition the average number of deaths in Tehran has increased from 150 to 180 people a day, one local official said.一名当地官员表示,此外德黑兰的平均死亡人数从每天的150人增加到180人。Meanwhile, in Europe the municipality of Milan, in northern Italy, has decided to ban all traffic on 28, 29 and 30 December, (between 10 am and 16 pm), to fight against pollution exceeding permitted limits.与此同时,在欧洲意大利北部米兰市,已决定在12月28,29和30日(上午10点到下午16点)禁止所有车辆通行,以应对超出允许限制的污染。In Rome, the same decision has been taken for Monday and Tuesday after the city’s alternating traffic system was recently implemented several times.在罗马城市交互式交通系统最近实施几次后,周一周二采取了同样的决定。In Madrid in Spain the City Council has activated traffic restrictions for the third time.在西班牙马德里,市议会已经第三次实施交通限制。Bosnia and Herzegovina is experiencing high air pollution levels. In Sarajevo schools are closed. Health institutions recommend the use of protective masks which are not currently available in Sarajevo pharmacies.波斯尼亚和黑塞哥维那正面临高污染水平,萨拉热窝的学校关闭。卫生机构推荐使用防护口罩,但目前在萨拉热窝药店购买不到。Volunteers are distributing masks for free.志愿者正在免费分发口罩。译文属。 /201512/418185

We seek power.We build empires.We connect.我们追求权力 我们建立帝国 我们相互联结But one mans life and death但有一个人的生死Will touch the lives of millions.将会改变千万人的命运It will transform the destiny of an empire将会改变一个帝国的命运And change the story of all of us.改变我们所有人的故事Amidst the chaos of an unforgiving planet,这颗星球残酷无情 在无数混乱中Most species will fail.大多数物种将会在劫难逃But for one, all the pieces will fall into place,但是有一个物种 却有条不紊地进化着And a set of keys will unlock a path for mankind to triumph.一串钥匙将开启人类通往胜利的道路This is our story, the story of all of us.这就是我们的故事 我们所有人的故事Jerusalem, 33 A.D.A provincial city under Roman rule.耶路撒冷 公元33年 犹太省的首府 已受罗马统治Occupied for 100 years.A man has been sentenced to death.一百年了 一名男子被判处死刑Today hell be executed.But his death will launch a global religion.今天 他将被处决 但他的死将成就世界一大宗教Today, a third of mankind worships in his name...Jesus of Nazareth.如今 世界上三分之一的人视之为神明 他就是拿撒勒(巴勒斯坦北部古城)的耶稣201510/401799


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