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(215) / 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(191) / 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(213) / 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(258) / 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(240) / 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(241) / 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(218) / 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(209) / 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(218) / 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(279) / 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(266) / 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(233) / 评论(0) 分类 英语新闻
学英语单词
anchor telegraph
angle sleeker
applied radiation physics
archive.org
assereto
Australian-Antarctic Basin
babysitter test
Bahadur efficiency
beat-up
benzohydroximic acid
byte multiplexor channel
calcary
change presser device
character crowding
charge sharing
chromatid bridge (smith 1935)
chromogranins
coaxial helicopter
compasses with fixed points
complete attenuation
continuation phase of treatment
converged terrace
Corporate processing float
counterplott
csrees
dance of death
Danewirk
DC reversible magnetic amplifier
direct acting valve
dlamini
eshlar
estalella
exteroceptor stimulus
face-up bonding
family Myxophyceae
fantastico
farm out something
foul wind
fourtier
fuel oil supply
Gymnadenia emeiensis
hepta-valent plutonium ion
hibaene
i-munt
input/output program status word location
interactive general accounting system
isoazimuth
it's now or never
jazzfest
K-orbit
legal community
leptoarsus (longurio) varicpes
letter of transmittal
magnadur
megasine
mesio-
microspherulitic
microwave transistor
mineralia
monochloramines
monopulse doppler radar (mpdr)
mounting ceramics
moving crane
naval air
Ostrum-Furst syndrome
particle tracking
positional deviation
praire
pursuivants
pusher case
putty gun
reaerate
reamends
red earth
revarnishes
Rija Cruz
rolling intermediate shaft bearing
round washer
rutile ceramics
scanning constant
second wheel additional lock
sequential controller
sheet conglomerate copper
shrieking sixties
Sinosaukia
step lamp
stereo-comparator
stratigraphic map
sulci sinus sigmoidei
super-giants
tarbadillo
the Peace Corps
tie scoring machine
time of setting test
total work cost
under record
unswathes
variable range marker
vascular retinopathy
voluntary assignment in bankruptcy
vulnerative