[数] 球状曲面

MICHEL MARTIN, HOST: Mars is about to get a new visitor from Earth tomorrow. If all goes well, a NASA probe called InSight will land near the Martian equator. Its mission is to study the interior of the planet. But, before it can carry out its missio

发表于:2018-12-18 / 阅读(195) / 评论(0) 分类 2018年NPR美国国家公共电台11月

April 18, 1906, California's San Andreas Fault snaps, shaking San Francisco for nearly 60 terrifying seconds .When the trembling stops, the disaster is only beginning. Gas lines rupture, setting off massive fires, some 700 people die. Most of the ci

发表于:2018-12-30 / 阅读(197) / 评论(0) 分类 国家地理2008年

地道美语听力播客English as a Second Language Podcast (ESLPod),是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话,于2005年7月23日首播, 主播Dr. Jeff McQuillan为南加州大学的语言学博士

发表于:2019-01-01 / 阅读(207) / 评论(0) 分类 地道美语播客

Section 45 Swimming etc. The crawl, the backstroke, the breathstoke and the butterfly, what are these? They are the different strokes we can use when swimming. There are others, but these are the main

发表于:2019-01-02 / 阅读(168) / 评论(0) 分类 英语导读1000句

By Paul Sisco Washington 20 April 2007 NASA is preparing to launch a mission to the mesosphere, a region at the top of Earth's atmosphere where mysterious night shining clouds are formed. Little is known about the mesosphere, but its unique ice clou

发表于:2019-01-12 / 阅读(230) / 评论(0) 分类 2007年VOA标准英语(四月)

Kenya Moves Full-Steam Ahead on Geothermal Production Kenya is expanding plans to become one of the worlds top geothermal power producers with the start of explorations at a site called Menengai. The government is also aiming to make geothermal Kenya

发表于:2019-01-13 / 阅读(209) / 评论(0) 分类 VOA标准英语2011年(十一月)

The National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no

发表于:2019-01-30 / 阅读(200) / 评论(0) 分类 VOA标准英语2010年(六)月

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

发表于:2019-01-30 / 阅读(201) / 评论(0) 分类 英语新闻

Marit Larsen 从那个红遍全球的少女组合M2M里走出来的Marit Larsen并没延续M2M的流行摇滚,而是选择了清澈的民谣曲风,用她时而俏皮时而的甜蜜的嗓音来吟唱她自己写的小曲儿,带给听者如沐春风的清新感觉。 中英歌词: It's such a funny sensation to be so happy that

发表于:2019-02-06 / 阅读(221) / 评论(0) 分类 音乐咖啡厅

But about 3.5 billion years ago something more emphatic became apparent. 但是,大约在35亿年前,更加坚强的东西变得显而易见。 Wherever the seas were shallow, visible structures began to appear. 只要哪里的海水很浅,可见

发表于:2019-02-17 / 阅读(217) / 评论(0) 分类 万物简史

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic

发表于:2019-02-17 / 阅读(202) / 评论(0) 分类 英语新闻

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发表于:2019-02-19 / 阅读(225) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(223) / 评论(0) 分类 加州英语分级G6

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学英语单词
alpha-galactosidase
anti-SSBantibody
antigonadotrophins
arteriae pudenda interna
b-rated
biogenic landforms
black game
Canadian English
cassegrain-schmidt system
central magnetic field
chlorosugar
chronosystemic
collimated lamp
communication between domains
Crouzon syndrome
cruddy
dark cloud
deletive
demy quarto
dessayse
diamond-in-the-rough
dochia
dummy array element
dynamical predictability
enabling act
faceoff
factory-farming
file management system catalog cache
financial houses
Francolinus
friction(al) resistance
future returns
God is for the big battalions.
golac
ground-based navigation
hardening ratio
hexosephosphatase
ice-pillow
Iholdy
interest payment date
jet spinning
keratorcele
Kuningan
labrot
Lallemand's bodies
lambasting
Lap Thach
line offset
lissomely
mal-entendu
manufacture of iron and steel by melting
metal generating water
microfissuration
mid-series section
misspenders
momentum integral
Mordred
multiple-tuned antenna
necessitator
oberth
outwash facies
pay instalment
pentecosty
perpetual income
petrosino
pike lifter
pinnations
plancentopathy
plariparity
ponyrides
rate of rise suppressor
Recognan
RSKK
Salix spodiophylla
saturated condition
separating system
SFnal
short annealing furnace
shot peening strengthening
simple connectedness
single pulse laser
Song of the Three Holy Children
spiral grooves
St Boniface
supermassive star
swear words
switching rate
tabanus biannularis
terminal guidance of interplanetary flight
test force amplitude
texansin
thick wall cavity
trapped particle
tricyclopentadienyl-bromothorium
troops
unilingualdictionary
Van Lam
vascular bed
vee pulley
venezky
well-abused
Zincundecate