积分子数

英语歌曲:number song

number song 1, 2, 3, 4, 5, 6, 7 that's the way to start 8, 9, 10, 11, 12 you'll learn them all by heart 13, 14, 15, 16 they're the next along 17, 18, 19, 20 that's the number song 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20

发表于:2018-11-29 / 阅读(206) / 评论(0)

优美儿童英语歌曲

TED演讲:摩尔有多大(2)

Now, back to the mole. Not that mole. 现在，回到摩尔，不是鼹鼠。 This mole. Yep, this number has a second name.The mole. 这个摩尔，没错，这个常数有另一个名字,摩尔. Chemists use the term mole to refer to the quantities

发表于:2018-12-18 / 阅读(101) / 评论(0)

TED演讲教育篇

Rare but Deadly

发表于:2018-12-19 / 阅读(164) / 评论(0)

彭蒙惠英语

【英语时差8,16】回收塑料

Recycling Plastics When plastic containers are recycled, they are first cleaned, then ground into tiny pellets and put into a flotation tank. This separates out the various plastic resins from other waste material. Once they are separated out, the pl

发表于:2018-12-27 / 阅读(119) / 评论(0)

英语时差8，16

托福阅读背景材料：反射星云

反射星云是靠反射附近恒星的光线而发光的，呈蓝色。反射星云的光度较暗弱，较容易观测到的例子是围绕着金牛座M45七姊妹星团的反射星云，在透明度高及无月的晚上，利用望远镜便可看到

发表于:2019-01-08 / 阅读(251) / 评论(0)

托福英语

【英语语言学习】红酒可以延缓衰老？

This is SCIENCE FRIDAY, I'm Ira Flatow. Here's some news to raise a glass to: the idea that red wine may help us live longer and healthier lives. Well, it got a new boost this week. According to a team of researchers, a compound found in the skin of

发表于:2019-01-24 / 阅读(242) / 评论(0)

英语语言学习

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(172) / 评论(0)

经济学人科技系列

经济学人141:癌症与肥胖

Sicience and technology 科学和技术 Cancer and obesity 癌症与肥胖 Malignant flab 恶性松弛 At last, an understanding of how overeating causes cancer 吃得过多如何导致癌症 OVERWEIGHT women are more likely to develop breast cancer

发表于:2019-01-26 / 阅读(128) / 评论(0)

经济学人科技系列

经济学人107:克雅氏病攻破屏障

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技克雅氏病攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(161) / 评论(0)

经济学人科技系列

经济学人120:癌症与肥胖恶性松弛

Science and Technology Cancer and obesity Malignant flab 科技癌症与肥胖恶性松弛 At last, an understanding of how overeating causes cancer 吃得过多如何导致癌症 OVERWEIGHT women are more likely to develop breast cancer than lean

发表于:2019-01-26 / 阅读(130) / 评论(0)

经济学人科技系列

关于抗生素的一条好消息

An unusual method for producing antibiotics may help to solve an urgent global problem: the rise in infections that resist treatment with commonly used drugs, and the lack of new antibiotics to replace ones that no longer work. 耐受常用药物治疗

发表于:2019-02-06 / 阅读(101) / 评论(0)

阅读空间

经济学人: 搜寻火星生命 (1)

On earth, most of the methane in the atmosphere has been belched by living organisms, 在地球上，大气中的大部分甲烷都是由活着的生物体喷出的， so finding the gas on Mars would be happy news for seekers after extraterrestrial

发表于:2019-02-16 / 阅读(128) / 评论(0)

经济学人科技系列

经济学人: 搜寻火星生命 (2)

Regardless of their source, any methane molecules in Mars's atmosphere would, on the basis of experiments on Earth, be expected to hang around for centuries. 不论它从何而来，根据地球的实验，火星大气中的任何甲烷分子将有望徘

发表于:2019-02-16 / 阅读(127) / 评论(0)

经济学人科技系列

经济学人356:日本科学界压力测试

Science in Japan 日本科学界 Stress test 压力测试 After a scandal, a renowned stem-cell scientist commits suicide 爆出丑闻后，一位大名鼎鼎的干细胞科学家自杀 Dr Sasai faces the music 聚光镜前的笹井博士 WHAT happen

发表于:2019-02-16 / 阅读(109) / 评论(0)

经济学人科技系列

经济学人352:锻炼与长寿

Science and technology 科学技术 Exercise and longevity 锻炼与长寿 Worth all the sweat 出点汗，值了！ Just why exercise is so good for people is, at last, being understood 为什么锻炼有利于身体健康呢，人们终于知道答案

发表于:2019-02-16 / 阅读(99) / 评论(0)

经济学人科技系列

经济学人349:人类本质什么是人类

Science and technology 科学技术 The nature of humanity 人类本质 What's a man? 什么是人类 Studies of brain genetics are starting to reveal what makes humans human 大脑遗传研究，为你解开人之所以为人的奥秘 THE problem wi

发表于:2019-02-16 / 阅读(180) / 评论(0)

经济学人科技系列

经济学人393:科学究竟有什么用?

Books and Artts; Book review; 文艺；书评； Conundrums of science; 科学谜题； What is it for? 科学究竟有什么用？ Scinece in the 20th century and beyond; by Jon Agar; 20世纪后科学；乔艾格著； SCIENCE works with problems b

发表于:2019-02-18 / 阅读(148) / 评论(0)

经济学人综合

从不生病的4个小秘密

4 Secrets To Never Getting Sick 从不生病的4个小秘密 Ever wonder why you always seem to come down with a life-interrupting virus this time of year, while other women you know sail through the seasons sniffle-, cough-, and ache-free? 有没有想

发表于:2019-02-20 / 阅读(158) / 评论(0)

实用英语

经济学人268:干细胞的应用特效医学

Science and technology 科学技术 The uses of stem cells 干细胞的应用 Potent medicine 特效医学 Stem cells may transform the development of new drugs 干细胞可能改写新药发展 PLURIPOTENT is a long word that means able to do many t

发表于:2019-02-24 / 阅读(139) / 评论(0)

经济学人科技系列

TED演讲：细菌是怎样交流的(3)

What was actually interesting to us was not that the bacteria made light, but when the bacteria made light. 事实上，我们感兴趣的部分并不是细菌会不会发光，而是细菌何时发光。 What we noticed is when the bacteria were alo

发表于:2019-03-04 / 阅读(175) / 评论(0)

TED演讲教育篇

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学英语单词

ANTILOG(Antilogarithm)

antiquitated

armouring tape

astomaspis persimilis

backpacks

Barbaste

Barnes Icecap