弗莱明定则,夫来明定则,三指定则

Time again for StoryCorps. This project has been recording conversations between Americans across the country. Today we are listening to Johnnie Tyson and her niece Sandra Fleming. The two of them sat down together during a StoryCorps stop in Little

发表于:2018-12-02 / 阅读(195) / 评论(0) 分类 2007年NPR美国国家公共电台

在今天,有五千万人被迫离开家乡创下了第二次世界大战以来的最高纪录。此时此刻,超过三百万的叙利亚难民正在邻国寻找栖身之地。在黎巴嫩,半数难民都是孩子;但其中仅有20%在接受教

发表于:2018-12-09 / 阅读(184) / 评论(0) 分类 TED公开课:贫穷至进步

My name is Bond. James Bond. Ian Fleming wrote the James Bond novels. He also worked in intelligence during the Second World War. And it was because of this that he started writing spy novels. My theory was that he was going through a very acute midl

发表于:2018-12-27 / 阅读(113) / 评论(0) 分类 英语时差8,16

大家看过电影007里的詹姆斯邦德吧,他给人留下的印象刻入人心.... Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! I have to say Rob, youre looking very smart and sophisticated in your dinner jack

发表于:2018-12-27 / 阅读(125) / 评论(0) 分类 一起听英语

Modem hospitals are clean and safe and doctors can cure many diseases. But it was not always so. For a long time, health care was often dangerous and risky. Treatments were neither scientific nor effective, and many patients suffered deadly infection

发表于:2018-12-29 / 阅读(131) / 评论(0) 分类 人教全日制普通高中英语(必修)高三(全一册)

Unit 18 DIALOGUE I After an English Evening A: Our English Evening was a great success, wasn't it? B: Yes. Everyone enjoyed it. The performance was terrific. A: Yes, that's because every performer too

发表于:2018-12-29 / 阅读(214) / 评论(0) 分类 新编大学英语教程

By Paul Burge London 05 May 2008 An exhibition is opening at the Imperial War Museum in London, marking the centenary of the birth of writer Ian Fleming, the man who created the world's most famous secret agent, James Bond. Paul Burge has the story o

发表于:2019-01-06 / 阅读(133) / 评论(0) 分类 VOA标准英语2008年(五月)

The U.N. refugee agency says there has been an alarming deterioration in the treatment of uprooted Somali civilians, both inside Somalia and in the surrounding region. Agency officials say Somali civilians are suffering a backlash from recent terrori

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 VOA标准英语2010年(七)月

[00:07.16]READING [00:07.97]A HEALPING HAND [00:09.14]A Wang Lin is a carpenter who lives in eastern China with his wife and son. [00:12.49]Two years ago, he was diagnosed with tuberculosis. [00:15.33]He was getting weaker and suffered from constant

发表于:2019-01-10 / 阅读(380) / 评论(0) 分类 高中英语人教版必修第三册

[00:07.16]READING [00:07.97]A HEALPING HAND [00:09.14]A Wang Lin is a carpenter who lives in eastern China with his wife and son. [00:12.49]Two years ago, he was diagnosed with tuberculosis. [00:15.33]He was getting weaker and suffered from constant

发表于:2019-01-10 / 阅读(305) / 评论(0) 分类 高中英语人教版必修高三

[00:01.51]Einstein had already become world- famous [00:04.21]when a young ex-lawyer, [00:06.06]returning from the First World War, [00:08.04]started work at the Mount Wilson Observatory [00:10.39]in California.Using the most high-powered [00:13.50]t

发表于:2019-01-10 / 阅读(388) / 评论(0) 分类 北师大版高中英语模块7(选修)

The United Nations refugee agency says it is alarmed at the large numbers of women who continue to be victims of rape and sexual violence in the Democratic Republic of Congo (DRC). The UNHCR says more than one third of recorded cases of rape, in the

发表于:2019-01-11 / 阅读(126) / 评论(0) 分类 VOA标准英语2010年(四)月

AS IT IS 2014-07-18 Syrian Widows Face Harder Time as Refugees 叙利亚难民寡妇的艰难处境 From VOA Learning English, this is As It Is. A United Nations study says women are now heading more than 145,000 refugee families from the conflict in

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2014年VOA慢速英语(七)月

The United Nations refugee agency expressed alarm at the further deterioration of the situation in the Somali capital, Mogadishu. The UNHCR reported that fighting between the transitional government and al-Shabab militia over the past two weeks has t

发表于:2019-01-14 / 阅读(126) / 评论(0) 分类 VOA标准英语2010年(九)月

The United Nations refugee agency says it has begun work on a new camp for internally displaced people in western Ivory Coast. The UNHCR says it expects the current shortage of shelter for thousands of uprooted people to get worse as their numbers co

发表于:2019-01-14 / 阅读(114) / 评论(0) 分类 VOA标准英语2011年(二月)

MARY LOUISE KELLY, HOST: A big part of Washington, D.C.'s plan to get its HIV rate down is to get more people on PrEP. That's a drug which can prevent HIV infection. Now, PrEP has been around for years, but only a small portion of those at risk for H

发表于:2019-01-16 / 阅读(139) / 评论(0) 分类 2018年NPR美国国家公共电台4月

RACHEL MARTIN, HOST: Virginia's governor, Ralph Northam, tried to get back to business as usual yesterday, meeting with state lawmakers about his agenda. Still looming, though - the controversy about that photo in his medical yearbook of a man in bla

发表于:2019-03-02 / 阅读(198) / 评论(0) 分类 2019年NPR美国国家公共电台2月

Today, a fever is an uncomfortable nuisance, but a hundred-plus years ago, fevers were often fatal. The difference between then and now is the class of drugs known as antibiotics. As the name implies, anti-biotics work against life, or, more specific

发表于:2019-03-06 / 阅读(187) / 评论(0) 分类 英语时差8,16

In 1928, Alexander Fleming was studying the bacterium, Staphylococcus, when some of the bacteria became contaminated with Penicillium fungus and stopped growing. Fleming decided that some chemical produced by the Penicillium fungus must be stopping t

发表于:2019-03-06 / 阅读(153) / 评论(0) 分类 英语时差8,16

When you take an aspirin, a decongestant, or a muscle relaxant, the drug youre taking was probably made by a chemist combining a specific mixture of chemicals. Microscopic Fungi And Bacteria Antibiotics, on the other hand, are chemicals produced by m

发表于:2019-03-06 / 阅读(188) / 评论(0) 分类 英语时差8,16
学英语单词
absolute force
adjacent area to shaft hale
adjustor muscle (pedical muscle)
amsale
appropriation of surplus
bark away
breath-control
buccolabial
Carbon Fiber Sheet
carpal tunnel syndrome
chalkis
clethra alnifolias
cold winter survival suit
compleatest
computation as evidence
consumer expenditure-income pattern
cry pax
cubic-approximation method
cukai (chukai)
dalachinsky
diamylsulfoxide
dichotomal
dipiral
dognappings
doublet structure
driven cast-in-place pile
drum rim
dual resonance model
economic policy insurance
endocarditis diffusa
enflowered
ethynes
exposals
FAGPAC
fayad
forburst
freerunning
fumacious
gaijin-san
hasns
Hawthorne, Nathaniel
hereditary anencephaly
Huang scattering
hyphe
in brief
j?neckite (jaeneckeite)
jonesy
klaprotholite
kneading pulper
linear polymerization
Liposcelis
long reeling system
lutherville-timonium
Madeleine, Monts.de la
Manglietia obovalifolia
medical dressing
mobile-marketing
Männlifluh
nanocolumnar
net benefit-investment ratio
neutron slowing-down time
norpramin
nose ring
not in session
pars taransversa (m. nasalis)
power breeding reactor
preclinical phases
Quereetln
Ranong
red ware
remote task
riston
Sanhe
ship conversion
showish
soil stack
spiderline
staystitch
striding level
stuffing and stripping capacity
telesphorus
themi
theoretical specific impulse
throwaway chopsticks
toona microcarpa(c.dc.)harms
transfer of unit
Tresca hexagonal prism
trolley wire
tune ups
underlying galaxy
unwaxed
utility programmer
vachek
value of industrial output
vascular cell
vatras
weaponsmithing
weight-molal
wick chromatogram
Wings Coin babbit alloy
zerwinski
zincochromites