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(207) / 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(145) / 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(611) / 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(215) / 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(177) / 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(161) / 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(145) / 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(201) / 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(150) / 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(128) / 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(159) / 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(129) / 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(180) / 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(127) / 评论(0) 分类 英语新闻
学英语单词
adrenocorticotropic hormone
alclads
anomphalus
arncoes
be possible to
biheald
Brachybasidiales
brake quadrant
Bronaber
built-up shoulder silp
bushy shore
calorie small
closed butt gas pressure welding
concentrated capacity
concret dam
conduction cooling bolometer
corrosive solid
court orders
cutandstrip
data field
database interlock control
deflection action
delay errors
Federal gift tax
fresh-brewed
Gernsbach
groomer
grooved armature
ham-colored
Helfrich deformation
heterokaryotype
hipposaurid
how now
hydraulic automatic weld
in patches
inphase detector
interval
Jiffy bags
juvenile John
kandi
kueppers
Lambert's emission law
leftwise
Live CD
loner
low voltage circuit breaker
Lowlenthal reaction
luminosity classes
lumph node
make something available for
masking paste
mattessich
menticirrhus undulatuss
merchandise legal weight
mgm
micropodal
mom-and-pop
mountain flesh
myelinopathy
Narynkol'skiy Rayon
neasdens
neocupferron
neuro-ectoderm
Newvicon
nightime
non-interest-bearings
nonphoto
Norgan
palatomaxillary index
parliamentarism
phosphorus oxyfluoride
plate mill stand
pneumogenic osteoarthropathy
poecilandry
posterlike
president tafts
program control data attribute
progressive censored sampling
proper process node
provencher
punchite
rattleboxes
RGG
ring interface
search procedures
secondary air distribution manifold
shake culture
shellflowers
shore pine
sleepswalks
sprayed printed circuit
strippable film paint
suckaface
sumsets
superflies
surgation
tab terminal
tax-related provision
taxable gifts
train control line
trething
yorkie