音标：['kweisai'mɔlikju:l] ；

n. [核]准分子

The Right Way to Eat an Ice-cream Cone

Grasp the 1) cone with the right hand firmly but gently between thumb and at least one but not more than three fingers, two-thirds of the way up the cone. Then 2) dart swiftly away to an open area, aw

发表于:2018-11-28 / 阅读(277) / 评论(0)

疯狂英语2002年

数学英语 23 What are the Range and Standard Deviation?

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(174) / 评论(0)

数学英语

SSS 2009-03-13

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If you get a scratch, your skin can heal itself. But if your car gets scratched, it stays scratched. Scientists at the University of Southern Mississip

发表于:2019-01-08 / 阅读(181) / 评论(0)

Scientific American(三)月

SSS 2009-03-10

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. So check this out: Hi my name is Adi Rajagopalan, I'm going on 18 in a few days, and my project was Modelling Synergistic Cellulolytic-Hemicellulol

发表于:2019-01-08 / 阅读(139) / 评论(0)

Scientific American(三)月

SSS 2011-10-05

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(256) / 评论(0)

Scientific American(十)月

高中英语人教版高一年级上18

[00:11.60]WARMING UP [00:16.04]How many new uses can you think of for the folowing items? [00:36.49]reminds us of the appearance of nanotechnology, [00:53.76]according to which nothing is useless and [01:04.91]no garbage or waste material to speak of

发表于:2019-01-10 / 阅读(293) / 评论(0)

高中英语人教版高一年级

闭着眼睛飘单词四级词汇39

[0:0]molecule分子 [0:10.8987]monthly monument mood moreover每月的,每月一次的纪念碑,纪念馆心情,情绪而且,此外 [0:56.9182]mosquito mostly motion motivate蚊子主要地,几乎全部地运动,动作，手势激励,激发 [1:43.7299]motive mount movie mud动机,动因登上

发表于:2019-01-16 / 阅读(225) / 评论(0)

闭着眼睛飘单词四级词汇

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(203) / 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(155) / 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(184) / 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(155) / 评论(0)

经济学人科技系列

Electric motor made in single molecule

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

发表于:2019-01-30 / 阅读(181) / 评论(0)

英语新闻

HEALTH REPORT - Molecule in Soy May Reduce Risk of Colon Can

HEALTH REPORT - Molecule in Soy May Reduce Risk of Colon Cancer By Jerilyn Watson Broadcast: Wednesday, June 02, 2004 This is the VOA Special English Health Report. Foods made from soybeans are increa

发表于:2019-01-30 / 阅读(154) / 评论(0)

健康与经济

VOA常速英语2008年-Astronomers Discover Life-Giving Molecule In Ne

By Jessica Berman Washington 19 March 2008 For the first time ever, astronomers using the Hubble space telescope have discovered the presence of the organic molecule methane in the atmosphere around a planet outside our solar system. While astronomer

发表于:2019-01-31 / 阅读(122) / 评论(0)

VOA标准英语2008年（三月）

经济学人215:钳住癌症的新武器

Oncology and genetics 肿瘤遗传学 Grabbing cancer by the short and curlies 短发卡钳住癌症的新武器 A new technique for analysing tumours promises better understanding and more effective treatment 一项研究肿瘤的新技术为人类更

发表于:2019-02-17 / 阅读(193) / 评论(0)

经济学人综合

托福阅读的文章内容都涵盖哪些领域？

托福阅读的文章，都有自己的背景，关于托福阅读背景，有的是移民背景，有的是工业革命背景，而在托福考试中，我的托福阅读背景是经常出现的，这些经常出现的托福阅读背景，就是我们

发表于:2019-02-21 / 阅读(171) / 评论(0)

托福英语

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(167) / 评论(0)

经济学人科技系列

万物简史第375期:进入对流层(16)

Any water molecule that strays beyond the edge of the cloud is immediately zapped by the dry air beyond, allowing the cloud to keep its fine edge. 要是水分子越出该云边缘，外面干燥的空气马上会把它除掉，从而使积云的边缘

发表于:2019-02-25 / 阅读(158) / 评论(0)

万物简史

托福常用词汇表

发表于:2019-02-25 / 阅读(169) / 评论(0)

英文语法词汇

托福词汇记忆：熟词僻义词汇总结

托福8000词汇怎么背?新东方托福考试网分享托福熟词僻义词汇总结：，让我们一起背单词吧。 address v. 应付，处理(问题等) aging n. n陈酿 appropriate v. 擅用，挪用，占用，盗用 article n. 物品;制品，

发表于:2019-03-13 / 阅读(582) / 评论(0)

雅思英语

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学英语单词

-son

ablation factor

accusatorial process of proof

acidylation

aerial ropeway

affenspalte

age qualifying for an old age pension

allergic reaction

anophthalmos

arteria alveolaris superior

assembly modulation