曲面面积

EXPLORATIONS - Mars Exploration, Part 2 By Paul Thompson Broadcast: Wednesday, February 04, 2004 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: An artists picture of a Mars Rover vehicle. And

发表于:2018-12-01 / 阅读(273) / 评论(0) 分类 Explorations

Text Would you choose to live underground if you could gain many advantages from doing so? Weather would no longer trouble you. Temperature would remain the same all the year round. Artificial lightin

发表于:2018-12-04 / 阅读(275) / 评论(0) 分类 大学英语精读第四册

Hello,everyon [00:06.56]Today,we'll talk about another planet,Mar [00:24.76]Mars is one of the planets in the solar syste [00:40.96]It is the forth planet from the su [00:54.54]It is named for the Roman god of wa [01:09.28]because it appears fairly r

发表于:2018-12-04 / 阅读(302) / 评论(0) 分类 考研英语听力基本功1

No statues, no obelisks, no temples, nothing to suggest this could once have been home to the ancient world's great lost capital. When I came first to this area and to this site, I was shocked. Nothing was to be seen at the surface. No clue where to

发表于:2018-12-05 / 阅读(282) / 评论(0) 分类 遗失的法老城市

SCIENCE IN THE NEWS - Searching for Answers About What Harms Coral Reefs, and What May Protect Them A look at recent studies of coral reefs. Some scientists say rising temperatures have damaged almost half around the world. Yet many reefs stay color

发表于:2018-12-15 / 阅读(238) / 评论(0) 分类 VOA慢速英语2008年(三)月

托福阅读的问题,归根结底就是读不懂:文章读不懂,或者问题和选项读不懂。一切所谓的解题技巧也是为了帮助我们读懂,而不是在读不懂文章的基础上仍然能够解题。在一篇700多单词的文

发表于:2018-12-19 / 阅读(191) / 评论(0) 分类 托福英语

Experts Meet to Understand Decrease in Humpback Whales Off Hawaii Every winter, thousands of humpback whales migrate from Alaska to the warmer waters near the Hawaiian Islands. There, they have sex and give birth before making their return trip north

发表于:2018-12-19 / 阅读(360) / 评论(0) 分类 2018年VOA慢速英语(十一)月

There are many theories about what happened to the missing Malaysia Airlines plane but confirmed information is hard to come by. We\'ll tell you what we know today on CNN Student News. \It\'s been 13 days since the flight with 239 people aboard vanis

发表于:2018-12-19 / 阅读(185) / 评论(0) 分类 CNN2014年(三)月

Worlds within Worlds First of all let us consider the earth (that is to say, the world) as a planet revolving round the sun. The earth is one of mine planets which move in orbit round the sun. These n

发表于:2018-12-31 / 阅读(175) / 评论(0) 分类 有声英文阅读

EXPLORATIONS - Days of Apollo: Collecting Rocks, and Making History, on the MoonBy Marilyn Rice Christiano Broadcast: Wednesday, September 06, 2006 ANNOUNCER: EXPLORATIONS -- a program in Special Engl

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 2006年慢速英语(九)月

A Flood of Tourists to Perus Rainbow Mountain Tourists struggle for breath as they climb for two hours to reach the top of a mountain in the Peruvian Andes. The mountain is 5,000 meters above sea level. The climbers are tired, but happy to see the be

发表于:2019-01-03 / 阅读(236) / 评论(0) 分类 2018年VOA慢速英语(五)月

The American popular female singer Lady Gaga is famous for creating the fashion. Of course, the fashion she created is not accepted by the old generation but is admired by the young people. They believe that it stands for their individuality. There i

发表于:2019-01-03 / 阅读(150) / 评论(0) 分类 英语作文

A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(191) / 评论(0) 分类 TED演讲科学篇

When summer hits, I dread jogging outside. But a study finds that elephants can be in true danger in the heat. As creatures get bigger, they have smaller surface area to body volumn ratios. Fully-grown Asian eleplants thus pack a lot of mass into a b

发表于:2019-01-20 / 阅读(206) / 评论(0) 分类 Scientific American(五)月

33 阿波罗登月计划(三) DATE=4-25-01 TITLE=EXPLORATIONS #1949 - PROJECT APOLLO, PART 3 TYPE=SPECIAL ENGLISH FEATURE BYLINE=MARILYN RICE CHRISTIANO ANNCR: EXPLORATIONS -- A PROGRAM IN SPECIAL

发表于:2019-01-30 / 阅读(252) / 评论(0) 分类 科技之光

EXPLORATIONS - Cassini-Huygens at Titan By Paul Thompson Broadcast: Wednesday, February 02, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special E

发表于:2019-01-30 / 阅读(227) / 评论(0) 分类 Explorations

Li Weiqi, a 40-year-old auxiliary traffic police officer from Hangzhou's West Lake detachment of the Traffic Management Bureau, said he noticed something weird about the road surface of the intersection where he was on duty on April 21. When I walked

发表于:2019-02-04 / 阅读(166) / 评论(0) 分类 英语新闻

Li Weiqi, a 40-year-old auxiliary traffic police officer from Hangzhou's West Lake detachment of the Traffic Management Bureau, said he noticed something weird about the road surface of the intersection where he was on duty on April 21. When I walked

发表于:2019-02-09 / 阅读(186) / 评论(0) 分类 2016CRI中国国际广播电台

By bending arms and legs or angling her bodypresenting more or less surface area to the groundshe can change her rate of fall, slowing or speeding up her terminal velocity around ten or twenty miles per hour. To fall as fast as two hundred miles per

发表于:2019-03-06 / 阅读(202) / 评论(0) 分类 英语时差8,16

Why Frisbees Fly With a gentle flick of the wrist on a warm summer day, you can launch a frisbee on a long and graceful flight. Why do they fly so well? One reason is something called gyroscopic force. This is the tendency of a spinning object to mai

发表于:2019-03-09 / 阅读(221) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a heart beat away from the Presidency
a take
ACRC (additional cycle redundancy check)
Ahrensfelde
air injection
as-mined output
Awakino
Ayase
Banyolas
bareback rider
battery condition meter
black scale
Bledowo
bloody sweat
blue primary information
calling magneto
centerline support type
cephacetrile
cihacek
cliff dweller
clusive
co-cultures
cobaltous hydrogen arsenite
Colbertism
compressing dry granulation
contrariosity
controvertor
cool whip
cost increases
Crista tuberculi minoris
Daniel Lamberts
dead and buried
disinfecting medicament and apparatus for silkworm
Eurya obliquifolia
extra-dense flint glass
fan-shaped drainage
fart sack
final exchange line
fischer electrophotometer
frame scanning
full-advance position
G.M.V.
give a ruling
heartrates
intrahepatic cholangiojejunostomy
irresignation
japanese oaks
Japanize
Laetare
liquor ferri subsulfatis
lumbar bone
lymphoedermia
mediastinums
mesolite
mix steelmaking
mould clamp
Musculus pyramidalis auricularis
never been kissed
nife(nifesphere)
nondirectors
Nærφyfjord
outside reading
papular rosacea
pathway id
photometric phase
phrenocostal sulci
plexus coccygeuss
Pregnolone
principle plane
prong-horned antelope
propagation agent dispatcher
pulsating organ
pulse width code
ragout
residence time distribution
retire to
right hand rule
ring the alarm
Robitet
sampling analog memory system
scrambler phone
scum vessel
seatage
sewery
starch-sugar
superexpense
surge forward
tagliatelle
Tamatave, Prov.d'
target complex
Tatong
toiling away
trionidis testa
twin volute pump
Umm Inderab
unselective
variable frequency trigger
vicunas
weyle a woo
wing-room
XCA
zizka