河流泥沙移动

By Behnam Nateghi Washington 30 April 2008 A New York art show chronicles the impact of the feminist movement on art between 1965 and 1980. The show features works by artists from around the world and includes paintings, sculptures and performance ar

发表于:2018-12-08 / 阅读(227) / 评论(0) 分类 VOA常速英语2008年(四月)

Roughly 1,000 years ago, Europe enjoyed several centuries of balmier average temperatures. Dubbed the Medieval Warm Period, it was the last time before the present that agriculture could flourish in Greenland. This era also provided fodder for countl

发表于:2018-12-24 / 阅读(182) / 评论(0) 分类 Scientific American(十一)月

Did you ever hear the saying, its easier to get the Mississippi to change its course than get a stubborn child to change his mind? I guess whoever made this one up didnt know that the Mississippi actually does change its course about every thousand y

发表于:2018-12-28 / 阅读(146) / 评论(0) 分类 初学者听力文摘精选

(MA) Look at our topographical map and you'll see that the middle third of the North American continent --- from the Rocky Mountains almost to the Mississippi River --- is pretty flat. This is the Great Plains. This kind of area is sometimes called

发表于:2018-12-30 / 阅读(166) / 评论(0) 分类 托福听力短文

IN THE NEWS - Millions More Movement Aims to Help Minorities and the Poor By Cynthia Kirk Broadcast: Saturday, October 22, 2005 I'm Steve Ember with IN THE NEWS in VOA Special English. Last Saturday,

发表于:2019-01-02 / 阅读(184) / 评论(0) 分类 教育与新闻

About 110 million years ago, a large plant-eating dinosaur covered with sharp points walked the land. Called a nodosaur, it is now the best example of its kind ever found. This new species of dinosaur is being called a one-in-a-billion discovery. Rec

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 2017年VOA慢速英语(五)月

In many societies around the world where religious differences have boiled into armed conflict, young people are at particular risk. Often, they are recruited by religious extremists to join in terror campaigns against rival religious communities. B

发表于:2019-01-11 / 阅读(214) / 评论(0) 分类 VOA标准英语2008年(七月)

Laos, Neighbors Face Off on Mekong River Dam Dispute Countries along the Mekong River have disagreed with Laos on its proposal to build the first hydropower dam on the main stream of the lower river. Laos says the dam will cause no serious problems,

发表于:2019-01-14 / 阅读(215) / 评论(0) 分类 VOA标准英语2011年(四月)

Did Early Man Contribute to Central Africa Climate Change? If humans are responsible for speeding the climate change currently underway, it may not be the first time. Scientists say a long time ago in Central Africa, early farmers may have contribute

发表于:2019-01-14 / 阅读(201) / 评论(0) 分类 VOA标准英语2012年(二月)

Lake Sediment Could Better Date Ancient Finds Radiocarbon dating is the best-known and most widely used method to determine the age of organic material, such as bone or wood or plant matter. All such material contains radioactive carbon atoms, known

发表于:2019-01-14 / 阅读(180) / 评论(0) 分类 VOA标准英语2012年(十月)

US Army Corps of Engineers Works to Avert Crisis on Mississippi River It is a familiar routine for the crew members of the Dredge Potter, making their way along the Mississippi River to the growing number of shallow trouble spots and digging in. The

发表于:2019-01-14 / 阅读(172) / 评论(0) 分类 VOA标准英语2012年(十二月)

RACHEL MARTIN, HOST: The state of Louisiana is sinking. It's already lost thousands of square miles because of rising seas. The state's marshland is disappearing as a result. Now, there is an ambitious plan to divert parts of the sediment-rich Missis

发表于:2019-01-16 / 阅读(267) / 评论(0) 分类 2018年NPR美国国家公共电台5月

If humans are responsible for speeding the climate change currently underway, it may not be the first time. Scientists say a long time ago in Central Africa, early farmers may have contributed to the disappearance of rainforests. The question is bein

发表于:2019-01-18 / 阅读(178) / 评论(0) 分类 VOA双语新闻 2012年2月

淡水FRESHWATER 淡水资源Freshwaterresources 谈水保护Conservationoffreshwater 水坝Dams 冰Ice 湖泊Lakes 自然排水系统Naturaldrainagesystems 河流流域开发Riverbasindevelopment 河流

发表于:2019-02-02 / 阅读(191) / 评论(0) 分类 英文语法词汇

首先,我建议同学们不要上完辅导班就去参加考试。虽有趁热打铁之说,但是我相信绝大部分同学在上课期间已经把大部分的精力用于听讲和记笔记了,回家之后基本上就直奔安乐窝了。能够

发表于:2019-02-14 / 阅读(222) / 评论(0) 分类 雅思英语

Countries along the Mekong River have disagreed with Laos on its proposal to build the first hydropower dam on the main stream of the lower river. Laos says the dam will cause no serious problems, while its neighbors say more information is needed ab

发表于:2019-02-14 / 阅读(172) / 评论(0) 分类 VOA双语新闻 2011年4月

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(221) / 评论(0) 分类 托福英语

US Scientists working on new ways to battle the erosion that threatens Louisiana's coastline have a dramatic new tool: a massive replica of the lower Mississippi River. The multi-million US dollar model, complete with flowing water, aims to isolate t

发表于:2019-02-22 / 阅读(282) / 评论(0) 分类 2018CRI中国国际广播电台

近来在所接触到的考生当中,绝大部分都是准备到海外读语言、预科或是对雅思分数要求不高的准大学留学生。在他们身上都有着一个共同的特点,那就是时间比较紧迫且对雅思分数要求并不

发表于:2019-03-04 / 阅读(212) / 评论(0) 分类 托福英语

Sinking River Deltas 据《生活科学》网站报道,美国科学家最新的研究报告显示,由于人类活动的影响,世界上大部分的河流三角洲正在不断下沉,使得该地区更易遭受到洪水和海洋风暴的袭击,

发表于:2019-03-09 / 阅读(216) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
adenomyomatous fibroma
Allamanda neriifolia
Amboro
assiste
at a glimpse
bear's-ear
blev
bottom opening clarifier
Brannenburg
Brusturi
carbon-disk microphone
combat-style
conventional person
Corydalis fangshanensis
cuckoldy
custom of particular trade
cypraea aurantium
Decomade
diorite-syeniteporphyry
dissolved cavern
eola
Ephdra sinica Stapf
fixed sprinkling equipment
flame remolten
fuel jettison
gingko nut
glued to
Goteborg
haskard
helmette
heptadecamers
high-temperature brazed joint
highline trolley
Hogarth
hyperfrequency
i hear you say
in the room of sb
inclusion cyst
internal transmigration
jaa
jinggangmeisu
Kais
kibbled grain
krumov
lamina tragica
Lesothans
low water cutoff
Luchico
lung-power
magnetic film
make out a draft of
maricas
MBEs
mellitic acid
mevable
minihelix
multiple tool lathe
mutagenesis-cartridge
nominal delivery
nures
nycteribia formosana
omely
one another
open-necks
opposite leaf
optional charge
Os cuneiforme laterale
oscillating pump
out of service state
Pakhtunkhwa
pentagastrin
plasma display panels
postcervical
rail freight
recoverable spacecraft
ride the gravy train
rotary flag
round whitefish
seed collector
seigniors
sensement
shield excavation
ship-to-ship
social inquiry report
start power
sternocleidomastoid vein
subcutaneousis fat necrosis of newborn
swirling effect
terminal velosity
tranquilisers
transblotter
twin tandem
ultracondensers
uncontradicted
unfurrowing
unsobered
unstilted
var control
via circuit
visible absorption spectrophotometry
western white pine
with a lot going for one