[水文] 水(位)标(尺)

By piecing together the evidence these creatures left behind, we can build a picture of this sub-tropical corner of the continent as it was 13,000 years ago. While most of North America was still in the grip of the Big Freeze, Florida was an ice age

发表于:2018-12-03 / 阅读(142) / 评论(0) 分类 探索与发现2012年

我们如何消化信息?在TED@SXSWi上,技术员JP Rangaswami探讨了我们与信息的关系。他的见解令人吃惊却十分犀利:我们应以对待食物的方式对待信息。

发表于:2018-12-09 / 阅读(181) / 评论(0) 分类 TED公开课:吃吧

This triggered other dramatic changes. As sea levels dropped, so did the inland water tables. Florida's fresh water drained away through the porous limestone rock. Pools dried up and springs diminished. Florida was on the brink of drought. And animal

发表于:2018-12-27 / 阅读(157) / 评论(0) 分类 探索与发现2013年

Could it be that drastic water shortage was the reason for the mastodons' epic migrations? Another big piece of this puzzle lies far out to sea. This is the ocean floor. But this isn't rock sprouting out at the bottom. It's wood. It's the remains of

发表于:2018-12-27 / 阅读(113) / 评论(0) 分类 探索与发现2013年

Roger Wilkison Libyan leader Moammar Gadhafi has hailed his first visit to Europe in 15 years as historic and followed up his renunciation of weapons of mass destruction with a pledge to work for worl

发表于:2019-01-04 / 阅读(216) / 评论(0) 分类 VOA2004(上)--各类新闻

Supporters say the System of Rice Intensification can double productivity of irrigated rice. But others say there is no proof that S.R.I. is better than the best of conventional methods. Transcript of radio broadcast: 07 July 2008 This is the VOA Sp

发表于:2019-01-11 / 阅读(113) / 评论(0) 分类 VOA慢速英语2008年(七)月

AS IT IS 2013-05-24 New Study Predicts Huge Species Loss from Climate Change From VOA Learning English, this is At It Is. Welcome! Im Caty Weaver. This week, American scientists said carbon dioxide in Earths atmosphere had risen to its highest level

发表于:2019-01-12 / 阅读(153) / 评论(0) 分类 2013年VOA慢速英语(六)月

Tensions between Switzerland and Libya are continuing to escalate as Libyan leader Moammar Gadhafi enacts a number of retaliatory measures to protest the recent arrest of his son and wife in Geneva. The son, Hannibal Gadhafi and his wife were arrest

发表于:2019-01-13 / 阅读(158) / 评论(0) 分类 VOA标准英语2008年(七月)

By Uma Ramiah Dakar 21 May 2008 A year-old project in Benin has shown that harnessing the power of sunlight could provide long-term solutions to hunger in underdeveloped nations. A six-month dry season in the Kalale District of Benin used to wreak ha

发表于:2019-01-13 / 阅读(140) / 评论(0) 分类 VOA标准英语2008年(五月)

A son of Libyan leader Moammar Gadhafi met senior Bush administration officials Tuesday in another sign of improved U.S.-Libyan relations. Saif al-Islam Gadhafi sees Secretary of State Condoleezza Rice Thursday. VOA's David Gollust reports from the

发表于:2019-01-13 / 阅读(186) / 评论(0) 分类 VOA标准英语2008年(十一月)

Libyan leader Muammar Gadhafi has lashed out at the United States by likening the 1986 U.S. Strikes on Libya to Osama bin Laden's terror attacks on the United States in 2001. He was speaking Thursday in Rome, where he is on a three-day official visi

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2009年(六月)

By Margaret Besheer United Nations 24 September 2009 President Barack Obama addresses the United Nations General Assembly, New York, 23 Sep 2009 World leaders addressing the U.N. General Assembly underscored issues of domestic and international conc

发表于:2019-01-13 / 阅读(165) / 评论(0) 分类 VOA标准英语2009年(九月)

Residents of Nairobi Slums Face Daily Water Challenges When the water tap threatens to run dry in this Nairobi slum, tensions rise. Women, waiting for their turn to fill their 20-liter containers of water, fight as they fear not being able to fill he

发表于:2019-01-13 / 阅读(115) / 评论(0) 分类 VOA标准英语2012年(三月)

GadhafiLoyalistsFleeinConvoytoNiger Reports that a large convoy of Moammar Gadhafi's supporters has fled Libya for Niger have angered many in the Libyan capital. Citizens want to see their former leader and those around him facing justice at home. A

发表于:2019-01-13 / 阅读(254) / 评论(0) 分类 VOA标准英语2011年(九月)

Indigenous People Vulnerable to Climate Change Researchers say indigenous people are among the most vulnerable to climate change. Theyre studying how extreme weather events can trigger more disease outbreaks. Scientists say extreme weather events hav

发表于:2019-01-14 / 阅读(108) / 评论(0) 分类 VOA标准英语2012年(二月)

Libya Faces Economic Challenges in Post-Gadhafi Era Moammar Gadhafi is dead, but Libyans still face many difficulties now that their long time leader is gone, including how to repair a battered economy. Before the uprisings, Libya produced roughly 1.

发表于:2019-01-14 / 阅读(171) / 评论(0) 分类 VOA标准英语2011年(十月)

Polar Scientist Charts Melting Caused by Climate Change Michael Gooseff follows water to the end of the earth. The Pennsylvania State University hydrologist works in remote regions of the Arctic and Antarctic, where ice and frozen ground are thawing.

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2011年(八月)

MADRID, March 20 (Xinhua) -- Spanish ACB basketball side Unicaja Malaga had sacked coach Chus Mateo as a result of his team's disastrous run of recent results, local media reported Tuesday. He left the club after little more than a year in charge, af

发表于:2019-01-16 / 阅读(197) / 评论(0) 分类 英语新闻

极素白极纯净,没有一点尘埃,仿佛天堂的所在。这样美好无暇的颜色却让人刺痛得张不开眼。在这白晃晃的空间里,Silje对着镜头睁大她那毫无表情的瞳孔,低吟浅唱,旁若无人。 我们还是需要一点杂质的,这和我们无法呼吸百分之百的纯氧是一个道理。 My heart's not lonel

发表于:2019-02-04 / 阅读(264) / 评论(0) 分类 音乐咖啡厅

In Colorado, Solar Industry Faces Challenges Colorado's San Luis Valley, an alpine desert, is rapidly becoming a leading producer of solar energy in the United States. The sun shines more than 340 days a year in the San Luis Valley. So the solar indu

发表于:2019-02-07 / 阅读(131) / 评论(0) 分类 VOA标准英语2011年(十二月)
学英语单词
2-naphthylamine-6-sulfonic acid
a.m.t
aberforth
Accretion-borer
affectated
ahwahnee
alkylarsenic halide
antagomistic group
average stiffness
baktolan
beggarwomen
benzoylnaphthol
Bereznyaky
Bernier B.
blin
boehmeria nivea (l.) gaud.
breming
Burgaska Nizina
cable fitting
caught off guard
causse
chamber-wall stress
combination drying
composite material vessel
conspiratologist
counting fringe
cove beach
credible contingency events
deep pile
diagonal cloth
Digitaria abludens
double-pole single-throw
driver load line
drop trow
engaging piece
equivalent headwind
evaluation committee of academic ranks
extractive
Feedback Systems
floated concrete
frenzied inflation
funnel box
galvins
guilt conscious
hedy
heterologous immunization
high tensile thin steel plate
insalubriousnesses
instantaneous operation
ironmake
jarmila
jaspis (jasper)
jimmy carters
laylay
lead by
lie at someone's heart
local burst mode
loss carry forward
make sb. squeal
Malāna
marivade
mary-ellis
misprograming
Nitromersalum
non-corrosion metal
one is never too old to learn
order of revivor
palaeocrystic
pillar buoy
ping ponged
Plato's Academy
porcelain capacitor
rated short-time current
ravenite
reflection attenuation
rehoning
reliquarian
Rideal-Walker coefficient
rosy-purple
schieffelinite
Scioto R.
second critical angle
side mirrors
sohag (suhaj)
solar cell arrays
Sorbish
spodo-
surakarta (solo)
synaptically
take the gauge
tetrafluoromonosilane
think ill of sth
Toradja
transition-metal
transport package testing machine
Tychonic system
unique factorization theorem
van den Bergh reaction
varvity
volume thermodilatometry
waldrens
Yalutsangpu River