光敏镶嵌面

AMERICAN MOSAIC By Broadcast: Friday, January 30, 2004 (THEME) HOST: Welcome to AMERICAN MOSAIC -- a program in VOA Special English about music and American life. And we answer your questions. (THEME)

发表于:2018-12-07 / 阅读(313) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - What to Call a Storm? How Scientists Name Hurricanes By Dana Demange and Nancy Steinbach Broadcast: Friday, September 23, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Specia

发表于:2018-12-07 / 阅读(274) / 评论(0) 分类 American Mosaic

Gene Therapy Halts Vision Loss in Dogs Researchers have stopped vision decline in dogs with an inherited disease that causes blindness. The gene therapy technique they used may someday stop vision loss in humans. Retinitis pigmentosa (RP) is an eye d

发表于:2018-12-16 / 阅读(172) / 评论(0) 分类 VOA标准英语2012年(二月)

Broadcast: May 16, 2003 By Caty Weaver HOST: Welcome to AMERICAN MOSAIC--VOA's radio magazine in Special English. This is Doug Johnson. On our program today, We answer a listener's question about rain

发表于:2018-12-18 / 阅读(148) / 评论(0) 分类 VOA2003(上)-美国故事

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(174) / 评论(0) 分类 2015年Scientific American(一)月

[00:06.37]Some people cannot see all colors correctly. [00:10.92]They cannot see all the colors in a rainbow or a sunset. [00:16.40]They cannot tell if the meat they are cooking is done or if a fruit is ready to be eaten. [00:23.61]Poor color sight a

发表于:2018-12-26 / 阅读(163) / 评论(0) 分类 美国英语听力80篇

Night Vision And Humans: Why Cant We See Color? When we are in a fairly dark room, or outside at night away from lights, we can still see, but we cant see the colors of things very well. Why is that? There are two kinds of light-sensitive organs loca

发表于:2018-12-31 / 阅读(198) / 评论(0) 分类 英语听力文摘 English Digest

AMERICAN MOSAIC - Christmas in the U.S. By Nancy Steinbach and Cynthia Kirk Broadcast: Friday, December 24, 2004 DOUG JOHNSON: Welcome to American Mosaic, in VOA Special English. This is Doug Johnson.

发表于:2019-01-02 / 阅读(237) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - Sam Gilliam: A Painter Who Always Tries Something New By Dana Demange, Katherine Gypson and Jerilyn Watson Broadcast: Friday, December 09, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSA

发表于:2019-01-02 / 阅读(428) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - When It Ain't Right to Use 'Ain't' in English, and When It Is By Dana Demange and Nancy Steinbach Broadcast: Friday, December 16, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VO

发表于:2019-01-02 / 阅读(325) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - Up, Up and Away ... to a Balloon Museum in Albuquerque By Lawan Davis and Nancy Steinbach Broadcast: Friday, October 07, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special

发表于:2019-01-02 / 阅读(394) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC -March 29, 2002: New Rock and Roll Hall of Famers / New York's Tribute in Light / Women's History Month HOST: Welcome to AMERICAN MOSAIC — VOA’s radio magazine in Special English.

发表于:2019-01-07 / 阅读(253) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - Friday the 13th: So What's the Big Deal? By Nancy Steinbach,Caty Weaver Broadcast: Friday, May 13, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. I'm Gwen Out

发表于:2019-01-11 / 阅读(354) / 评论(0) 分类 American Mosaic

HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im Doug Johnson. On our show this week: We play music from the new wave/punk band, the B-52s Answer a listeners question about the famous road called Route 66 And we shine a light on Ma

发表于:2019-01-11 / 阅读(182) / 评论(0) 分类 VOA慢速英语2008年(四)月

New York's 'Underground Museum' Pleases Passerby 纽约地下博物馆娱乐路人 Millions of New Yorkers and visitors ride the citys subway and other trains each day. The public transportation system offers more than just a trip, however. It also h

发表于:2019-01-12 / 阅读(154) / 评论(0) 分类 2015年VOA慢速英语(二)月

Because from trillions of miles away, these small planets get lost in the blinding glare of their stars brightness. The sad truth of the matter is that earth-like planets are near cosmic specks of dust. And therefore detecting them is really quite ha

发表于:2019-01-22 / 阅读(167) / 评论(0) 分类 自然百科2010年

Cats And Colors You can look at that quilt your cat is curled up on and see a patchwork of greens, blues, and yellows. Your cat, however, cannot see color variation in the quilt. And here is why. Both humans and cats depend on the back layer of the e

发表于:2019-01-22 / 阅读(200) / 评论(0) 分类 英语时差8,16

AMERICAN MOSAIC - Einstein's Year / Museums / Grammy Winners By Nancy Steinbach and Caty Weaver Broadcast: Friday, February 18, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. I

发表于:2019-01-28 / 阅读(286) / 评论(0) 分类 American Mosaic

AMERICAN MOSAIC - Where Do Martians Go When They're in Seattle? By Brianna Blake and Dana Demange Broadcast: Friday, June 24, 2005 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special English. I'm

发表于:2019-01-30 / 阅读(318) / 评论(0) 分类 American Mosaic

Cats And Colors 人类能够很容易的分辨出不同的颜色。那么猫呢?虽然猫的视力很好,即使在非常昏暗的光线条件下也能看见,但它对于如何分辨不同的颜色似乎并不擅长。 Cats and Colors on this mo

发表于:2019-02-24 / 阅读(191) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
acetaldehyde reductase
annbjorg
asbestos mitten
associatedgraded ring
basin mire
be choked to death
bit-line
botryose inflorescence
cam groove
chromonema (pl. -nemate)
circuit teaching
clock bias
cobalt(ii) oxide
colonosigmoidoscopy
commelinas
compendage
corchorus aestuans aestuans
counting down
covertil
crotalus antitoxin
deco-styles
detection unit
dicationic
differential chain block
discusses Uganda
drop down lines
effective surface area
ellipticity correction
Emiscan
erosion lake
export value of imported merchandise
fimbristylis ferruginea anpinensis
fire-fighter
floor type face milling machine
glehn
gogars
Gong Xian
grown crystal
gussy
hanak
heterocerous
high-heartedness
hollow shaft motor
information network
international supervision
lagrangian family of rectangle
lemberg's reaction
localized level
lockey
magnetron frequency
marine information code
mgm
microflip-flop
most-commented
multiface scanning wheel
multiple phase
operational transient
optical benches
optical density
osmundastrum cinnamomeum pr. var. fokiense tagawa
outdressed
pcrv
petrostate
phagocytose
placenta haemochorialis
plate-fin
Podbieinlak extractor
Podgora
porphyrios
postgermination
Preixan
primitive number
pump box
pushed beam
pyromucyl acid
quantz
radiation recombination
radioactive dust
Rainer Maria Rilke
restricted context-free grammar
run into in debt
rupturing voltage
safe dose
safety tank
sahlite(salite) acmite
senneh
Sevagan
sevillas
solid paraffin
sound good
standard microfiche
take a rise out of
tele gauge
teleseller
thermal ionization energy
toad rock
tolmieas
trimethidinium methosulfate
uneyed
urge incontinences
Urysohn operator
vantasselite