水灰比

Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor

发表于:2018-11-27 / 阅读(543) / 评论(0) 分类 VOA2003(下)-发展与科学

By Gary Garriott Broadcast: September 8, 2003 This is Robert Covent with the VOA Special English Development Report. Bridges are an important part of transportation systems. They make it possible to t

发表于:2018-12-01 / 阅读(230) / 评论(0) 分类 VOA2003(下)-发展与科学

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得 10 到 30 积分的奖励 ! Thank you !

发表于:2018-12-06 / 阅读(57) / 评论(0) 分类 化学秘密.Chemical.Secret

V@enook.cn Lesson 16 It looks like cement. Professor Boffin wants to bake a cake. I can't find the flour. He looks in the storeroom. Ah!Here's some flour! Look!My cake's ready. It books like cement. If feels like cement. It tastes like cement. Look a

发表于:2018-12-13 / 阅读(124) / 评论(0) 分类 新世纪少儿英语

Lesson 47 Television Day: The sea TV Commentary: If you looked at the Pacific from a space-capsule you might think that the world was all water. You would hardly be able to see any land at all. Water covers most of the earth's surface. The sea contai

发表于:2018-12-20 / 阅读(91) / 评论(0) 分类 朗文3L看听学英语第四册

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(163) / 评论(0) 分类 英语语法 Grammar Girl

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(191) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(216) / 评论(0) 分类 数学英语

By Ben Gilbert Baghdad 11 January 2006 An Iraqi mason works on a wall surrounding a new school on the outskirts of Basra (file picture) Iraq has been hit with a construction boom - in no small part du

发表于:2019-01-07 / 阅读(172) / 评论(0) 分类 2006年VOA标准英语(一月)

DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th

发表于:2019-01-07 / 阅读(226) / 评论(0) 分类 农业与发展

This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? Earth's surface is dominated by oceans. But where did all that water come from? Asteroids and comets smashing into the early Earth have long been thought to be a promisin

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(十)月

After nearly twenty years of homeownership, Ive spent the past ten months renting an apartment. I like it. And I dont. There are pros and cons to renting a place, just as there are pros and cons to owning a home. For me, one of the biggest cons is th

发表于:2019-01-08 / 阅读(94) / 评论(0) 分类 英语小短文

Levee 堤 A levee is a system to control water levels. 堤是一种控制水位的系统。 When it rains a lot, floods can happen. 降雨很多时,就可能会发生洪水。 People build walls along rivers or coasts to prevent floods. 人们在河边

发表于:2019-01-10 / 阅读(51) / 评论(0) 分类 与美国小学生一起学英文第7册

VOA's Weekly Science and Technology Magazine Art Chimes 05 January 2010 MUSIC: Our World theme This week on a special edition of Our World, some of our favorite stories of the past year ... including a high-tech wrinkle to that humblest of building m

发表于:2019-01-23 / 阅读(69) / 评论(0) 分类 VOA标准英语2010年(一月)

AGRICULTURE REPORT - Simple Ways to Protect Water Quality By Mario Ritter Broadcast: Tuesday, July 26, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report. Afghans wash carrots in d

发表于:2019-01-30 / 阅读(88) / 评论(0) 分类 农业与发展

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(116) / 评论(0) 分类 英语新闻

Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele

发表于:2019-02-08 / 阅读(173) / 评论(0) 分类 VOA标准英语2010年(一月)

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(108) / 评论(0) 分类 英闻天下

BEIJING, July 17 (Xinhua) -- A senior leader of the Communist Party of China (CPC) on Tuesday said China is willing to cement a strategic partnership with Ukraine. He Guoqiang, a member of the Standing Committee of the Political Bureau of the CPC Cen

发表于:2019-02-18 / 阅读(102) / 评论(0) 分类 英语新闻

世界本没有长难句,修饰成分多了,便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候,多思考,一个句子为什么这么长,常见的修饰成分到底有哪些?

发表于:2019-02-18 / 阅读(97) / 评论(0) 分类 托福英语
学英语单词
Anemone baicalensis
Aqshatau
back-piece
basset-horns
bell test
bicultural education
Boho
buaiod
candidoses
canister-shot
Chandler, Mt.
chunda
clutch toggle lever
combined steam and gas turbine (cosag) machinery
condyloid foramina
conical mandrel
contignations
contrarotating drums
creme de la creme
customer equipment
deadrise angle
deck chair
discharge a debt
ebbles
end coil
enterprise involved in labor reform
euchitonia aequipondata
eucrite
eyck
fetch violation
fire cannon
Fissura horizontalis pulmonis dextri
flaiani
flying source
Galapagos tortoises
get the pink slip
group of homotopy
hartschiefer
haubersion
horn lever
income determination
increased production
indicated course line
individual development
inversion of altitudinal zone
jukeboxlike
keel disease
lejeune
lithozonations
loading bunker
local phase-portrait
macrotherm, macrothermophyte
make someone think
manufacturing overhead budget variance
Matisse, Henri
mergas
monetary liabilities
Monopetalae
myriaded
n-omino
neugeboren
nominatable
Northwest Passage
nuo
OCSURG
opsonization
osophies
paramagnetic material
pat yourself on the back
pendentive bracketing
pi-junction
portacaval shunt syndrome
princess regent
prothetically
Prymors'k
push-pull amplifiers
receivables turnover period
resoun
reversible precipitation
rhomotoxin
sea book
segemented
snotting
soldering pencil
sophophobia
stamp collecting
system software package
thiazole purple
titanium iodide
torulitactiles
translocation of sesquioxides
traverse-feed
trittler
tulalip
twiglet
two-armature
unallotted apportionments
virtual stress
wavevector
wckd
wind speed of test point
zigui