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Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find

发表于:2018-11-30 / 阅读(237) / 评论(0) 分类 生活英语情景口语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(186) / 评论(0) 分类 Scientific American(十二)月

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(140) / 评论(0) 分类 科技之光

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(169) / 评论(0) 分类 万物简史

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(145) / 评论(0) 分类 Scientific American(三)月

Is it necessary to have cavities in the baby teeth repaired? 乳牙蛀成了洞还有必要补上吗? If the baby teeth are going to fall out, I don't think that it matters if they become decayed. 如果乳牙是要脱落的,我想蛀了也没有关

发表于:2018-12-27 / 阅读(174) / 评论(0) 分类 口腔临床英语对话

This is Whats Trending Today. Summer does not officially begin in the United States and other countries in Earths Northern Hemisphere for more than a week. Yet you have probably heard the song of the summer of 2017. That is Luis Fonsis Despacito. Fon

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 2017年VOA慢速英语(六)月

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(167) / 评论(0) 分类 Scientific American(十一)月

U.S. Vice President Joe Biden says he is withholding judgment on Iran's presidential election, as protests continue in Tehran over election results showing a landslide re-election victory for President Mahmoud Ahmadinejad. Vice President Joe Biden,

发表于:2019-01-13 / 阅读(183) / 评论(0) 分类 VOA标准英语2009年(六月)

By Sean Maroney Islamabad 28 September 2009 The head coordinator for the U.N. Humanitarian Affairs office in Pakistan says his agency is ready to handle what is expected to be a large number of families fleeing the South Waziristan tribal region as

发表于:2019-01-13 / 阅读(184) / 评论(0) 分类 VOA标准英语2009年(九月)

A cluster of villages in China's Guizhou province has been plagued by an outbreak of disease that damages teeth and bones. Now, a new study by Chinese and American researchers puts the blame on polluted coal burned in home fireplaces. In small quanti

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2010年(十)月

BBC Learning English Weekender Body image survey results Amber:Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to a report about a BBC survey of 25,000 young British people, asking about their body imag

发表于:2019-01-16 / 阅读(212) / 评论(0) 分类 Weekender

Ah yes.The ol' fluoride rinse at the dentist. Not pleasant. But hey, good for your teeth, right? 没错,这是牙医洗牙用的含氟漱口水。确实够闹心的。但毕竟对你的牙齿有益不是吗? Well now materials scientists have been

发表于:2019-01-20 / 阅读(145) / 评论(0) 分类 2018年科学美国人1月

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(147) / 评论(0) 分类 科技之光

今天我们要学的词是 fluoride. Fluoride 氟化物。The U.S. government is lowering the recommended amount of fluoride added to drinking water for the first time in more than 50 years. 美国政府50多年来首次降低饮用水建议添加的氟

发表于:2019-02-02 / 阅读(143) / 评论(0) 分类 英语单词荟萃

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(301) / 评论(0) 分类 英语新闻

ROME, May 2 (Xinhua) -- Juventus goalkeeper Gigi Buffon made an easy mistake to gift 10-man Lecce a 1-1 draw on Wednesday as the Turin side saw their Serie A lead over AC Milan cut to a single point with two games to go. Claudio Marchisio's early hea

发表于:2019-02-06 / 阅读(201) / 评论(0) 分类 英语新闻

ROME, Oct. 10 (Xinhua) -- Italy and Juventus goalkeeper Gianluigi Buffon said on Sunday that he expects to return in January from his back injury. I think by January I should be ready to go again, he said. Buffon was replaced after the first half of

发表于:2019-02-06 / 阅读(184) / 评论(0) 分类 英语新闻

By Scott Bobb Lisbon 10 December 2007 The Africa-European Union summit ended Sunday in Portugal with agreement on many global challenges but with differences on other key issues. Correspondent Scott Bobb has this report from Lisbon. European and Afri

发表于:2019-02-07 / 阅读(198) / 评论(0) 分类 VOA常速英语2007年(十二月)
学英语单词
ad targeting
Adhfa
air-borne trade
alfalfa harrow
amateur-satellite service
amphibiology
Bacterium aphthosus
barklouse
biofueled
biographize
blown off steam
broker insurance
cable-tension transducer
capsulization
cardiac operation
cased borehole
chord of the thirteenth
Chrococcaceae
churches of ireland
cloud gate dance company
combination juice
come into sight
commentative
commercial claims
compiler-compiler language
Cornforth, Sin John Warcap
counterviewpoints
Crista tuberculi majoris
data message transfer system
dege milling
depth marker
directionals
door pivot
electric cloth cutter
embannered
erroneous projection
ethyl protocatechuate
excursion
fabricated vessel
foveon
frame spacing
Homs
indexing hole
inhibiting oil
international river basin
intracranial haemorrhage
king of day
Kulundinskiy Rayon
kunas
Linfolysin
locally-attached terminal
lock banking stop
locked cock
long form
lymphocele
lymphoglandulae gastricae sinistrae
maintenance instruction
Mur-NAc-L-Ala-D-isoGln
neuropeptidome
nolle prosequis
Nueva Antioquia
oidiomycotic disease
overhead expense variance
point of buttocks
post molding
post-cartesian
pre echo
projective coordinate system
pterideous
pulsation source
regulation by the market mechanism
repo rate
road switching locomotive
salant
sciara vallestris
screen response speed
sea anemones
secondary power system
sell someone on something
silver orthothioarsenite
state-of-the art facility
subclump
sunk in
superconducting magnetic gradiometer
synchronous changes
T-R switch
taking care
transition trial
traverse motion
treact
unblanked
unprejudicialness
unswizzled
unyieldingnesses
virostatic
wears
whateva
wing-drops
witchballs
wolfenbuttel
workerist
yhende