光子感生的

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Researchers at Ohio State University studied exercise-induced asthma among top athletes at the school. Ohio State football players practice earlier this year.

发表于:2018-12-07 / 阅读(71) / 评论(0) 分类 VOA慢速英语2007年(十)月

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 2015年Scientific American(一)月

A nightlight may keep those monsters under the bed. But it may also open the door to the blues. Because a new study reveals that animals exposed to light all night long show signs of clinical depression. If you have access to electricity, you no doub

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(十)月

Lesson Nineteen 听力部分 Dictation: Please prepare your paper and pen. There are really __________ for _____ wine ______-_______________ a good corkscrew, ____, _______________, __________ the ____ of _______. The ______________ that most America

发表于:2019-01-14 / 阅读(111) / 评论(0) 分类 王强口语 第二册

DAVID GREENE, HOST: I mean, let's listen to this. (SOUNDBITE OF TV SHOW, STAR TREK: THE ORIGINAL SERIES) JAMES DOOHAN: (As Captain Montgomery Scott) Ready to transport. WILLIAM SHATNER: (As Captain James T. Kirk) Energize. D. GREENE: Yes, the familia

发表于:2019-01-16 / 阅读(109) / 评论(0) 分类 2017年NPR美国国家公共电台7月

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(70) / 评论(0) 分类 TED演讲教育篇

And we believe that these responses in higher-order areas are induced or become similar across listeners 我们认为,听众这些相似的大脑高层次区块反应, because of the meaning conveyed by the speaker, and not by words or sound. 是由

发表于:2019-01-18 / 阅读(67) / 评论(0) 分类 TED演讲科学篇

By Carol Pearson Washington 07 May 2008 The World Health Organization expects the number of women who smoke to triple over the next generation, if current trends continue. As a result, it expects more than 200 million women to die from tobacco induce

发表于:2019-01-19 / 阅读(74) / 评论(0) 分类 VOA标准英语2008年(五月)

Ways to smile 微笑的方式 Give and maybe don't receive. 付出,也许无需有所得 College is a perfect time to get involved in volunteering for a cause. 大学是个为了一个目标参加志愿活动的绝佳时间。 No matter what your p

发表于:2019-01-22 / 阅读(70) / 评论(0) 分类 英语听力广播—Listening

Pill May Change Attraction In a study in the journal Trends in Ecology and Evolution, researchers note that the birth control pill may change a woman's choice in whom she finds attractive. Cynthia Graber reports Some people like to think theres somet

发表于:2019-01-30 / 阅读(113) / 评论(0) 分类 60秒科学

让人无语的电脑失忆症 各种电子设备用久了,我们好像都习惯了打拼音、选汉字。真正要拿笔写字的时候就会出现提笔忘字的情况,有关专家把这种现象叫做电脑失写症。 你有电脑失写症吗?

发表于:2019-02-02 / 阅读(89) / 评论(0) 分类 实用英语

BEIJING, Sept. 26 (Xinhuanet) -- Young unmarried migrant women are facing a high risk of induced abortions in China and experts urged that they have better access to reproductive health education. Among the 8 to 10 million induced abortions performed

发表于:2019-02-07 / 阅读(69) / 评论(0) 分类 英语新闻
学英语单词
accelerator measurement system
Alberique
American Maritime Case Law Reports
Antiparos
apex downwards
arpeggio
bellrope
Bernard House
bicuspid valve
boat launching arrangement
bone meals
buphthalmums
calibration load cell
casual conditions
cholestyramines
clearance of goods
Coomassie blue
counter-judge
cuas
cy-cross
decocell
discard electrode cinder
divergence equation
doovalacky
double-wave detection
Dowally
dragstedt-behrens' method
drawstring
endoneurial
ephedrin
Erycibe sinii
expectancy-value theory
factor ix deficiency
film drum
fire -retarding bulkhead
fishbook stomach
Fourteen Mile Point
francolin
gilguls
graphic metaphor
greenhouse horticulture
gymnosporangiums
heredofamilial
hieroglyphus annulicornis
host initiated program
human perception
Hydrocotyle centella
interlocking twins
intrachain hydrogen bond
inverted organ point
iraggic
keyseat milling cutter
linear system additivity
macheath
men
mentions
mesopterygoid
mesosaprogen
mierovitrain
multinucleolar
natural siphon raingauge
nephelium longanas
ofdrede
off-sides
oligodon formosanus
operative mistake
photophase
pitch adjustment
pitch card
pseudolynchus canariensis
Rabdosia medilungensis
rain trees
ray bradburies
reagan administrations
recuperative regenerator
refineds
rotor surface
runtime data area
scanvenging close
Schefflera parvifoliolata
seminvariant
spatial dendrite
sporidesmium leptosporum
stitchlike
strain wave velocity
sub-inversion layer
surface acoustic wave amplifier
switch round
switched off
synchro cut
synchro-duplexing pulse
through-drive design
time-division system
to do
transaction-oriented application
vector quanitzation (vq)
velletation
vena dorsalis clitoridis
verification relay
weddell sea bottom water
wide area telephone service
Winged Victory