un. 波浪中阻力

How does light get from the sun to the earth? How does music get from the stage to the audience? They move the same way in waves! Light and sound are forms of energy. All waves carry energy, but they may carry it differently. Light and sound travel t

发表于:2018-12-01 / 阅读(210) / 评论(0) 分类 新东方CET6阅读

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 VOA标准英语2015年(十二月)

Lesson 40 Waves 海浪 First listen and then answer the following question. 听录音,然后回答以下问题。 What false impression does an ocean were convey to the observer? Waves are the children of the struggle between ocean and atmosphere, t

发表于:2018-12-08 / 阅读(613) / 评论(0) 分类 新概念英语第四册

Idiom: Make waves ( make problems ) Hit the book: Tropical Endangered Algae Bleaching Ban

发表于:2018-12-27 / 阅读(150) / 评论(0) 分类 趣味青春英语

28 Fred Smith Fred Smith: Most of the time, the biggest 1)risk that an 2)entrepeneur has to face, in my mind, is 3)internal. They have to decide that this is the thing that they want to do with their time and their life more than any other thing, be

发表于:2019-01-01 / 阅读(217) / 评论(0) 分类 名人名篇

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(197) / 评论(0) 分类 VOA标准英语2008年(九月)

Waves - Mr. Probz My face above the water 我的脸露出水面 My feet can't touch the ground, 我的脚不能接触地面 Touch the ground, and it feels like 接触地面,同时感觉 I can see the sands on the horizon 我可以看见地平线上的金

发表于:2019-01-10 / 阅读(187) / 评论(0) 分类 2015最新精选英文歌曲

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(135) / 评论(0) 分类 VOA标准英语2012年(一月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(178) / 评论(0) 分类 VOA标准英语2010年(五)月

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(163) / 评论(0) 分类 VOA标准英语2015年(一月)

SCOTT SIMON, HOST: Surfers head inland this weekend to compete in the first ever World Surf League team competition. Inland? What are they thinking? From member station KVPR, Laura Tsutsui brings us this from Lemoore, Calif. LAURA TSUTSUI, BYLINE: El

发表于:2019-01-16 / 阅读(103) / 评论(0) 分类 2018年NPR美国国家公共电台5月

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(147) / 评论(0) 分类 2016年NPR美国国家公共电台10月

A Letter to my Future Self写给未来自己的一封信In 1994 I wrote a letter. I stuck it in an envelope, put it away and completely forgot about it. 1994年我写了一封信,我把它装进信封收起来,就完全忘记了。 It wasnt until

发表于:2019-01-17 / 阅读(146) / 评论(0) 分类 英语口译

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(205) / 评论(0) 分类 2015CRI中国国际广播电台

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(153) / 评论(0) 分类 2017年Scientific American(三)月

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-02-04 / 阅读(129) / 评论(0) 分类 英语新闻

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(163) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(130) / 评论(0) 分类 好听的英文歌曲

Don't try to hide it That you've been looking at me I won't deny it You woke my curiosity So if you want me come closer if you dare I love the way you turn me on I wanna feel ya Your body next to mine So come on baby, let's get down I'm calling your

发表于:2019-02-18 / 阅读(181) / 评论(0) 分类 音乐咖啡厅

VOA News March 11, 2011 - The first tsunami(海啸) waves have reached the U.S. West Coast after sweeping past the country's Pacific island state of Hawaii. There have been no immediate reports of casualties in the U.S. Waves of a meter or more hit t

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 英语新闻
学英语单词
advanced micro devices incorporated
air micrometer
ardeshirs
ball tap
Balvicar
beds out
bone-structure
boofer box
broadened base period
brucin
Burdekin duck
complete directed family of point
Creamycin
curandera
curved plate retaining wall
deregistering
despitous
effective rolling depth
electrode polarization
emendatus
emergency bilge pumping device
empty-juror-seats
emulsion number
endear ... to
endistance
endometrioid tumor of ovary
enucleation
essentially bounded
explosive-ordnance reconnaissance
flint-glass prism
flue gas return
fore peak ballast tank
G11
genus loasas
gluttonises
grandmother clock
gumphion
hauler
herzenberg
hollaing
hot finished rod
hot-air
hunting lodges
iasses
inebriative
inspection charge
joint meeting
law of friction
lead-in pages
lecos
loathable
lupinus albuss
lustrously
multi-purpose thermal analyzer
net single premium
nocerine
nugold
Odontochismaceae
oedometer
of c
paddy waggon
parallel algorithm folding method
passion plays
pay attentions to a lady
precipitious
precision investment casting
propagation effect
Quincy Plan
radiative excitation
rafter set
rate agreements
rate of change
relieving attachment
ring-shape flexspline
rossby formula
rotating-magnet magneto
Rūpwāla
salvatierra
scalar instruction
scale breaker
Scientific manpower
self-dumping
servicemarks
simple location
single thread processing
spheric capsule
stabilizing efficiency
stainless steel reduction
state welfare
stub land
sypyilous
teleconnections
tethra
transactivities
tribromaniline
unauthorized person
under-girdle
unnestles
VB12
ventilated machine
video storage