移动沙丘

You may have spotted V-shaped squadrons of geese heading south this fall. But for many migrantslike smaller songbirdsnighttime is the right time, when it comes to migration. Winds are gentler. And darkness helps them avoid airborne attacks. Of course

发表于:2018-12-02 / 阅读(155) / 评论(0) 分类 2016年Scientific American(十二)月

A large group of mostly Honduran migrants has crossed Guatemala and is entering Mexico in an effort to reach the United States. U.S. President Donald Trump has warned the group not to seek to cross the U.S.-Mexico border. On Sunday, the group, some a

发表于:2018-12-16 / 阅读(120) / 评论(0) 分类 2018年VOA慢速英语(十)月

A Push to Fight Discrimination through Living Libraries Father Mick Ngundu has survived waves of violence in the Democratic Republic of Congo. Today the Roman Catholic clergyman is actively working for poor people. He is a critic of corruption that h

发表于:2019-01-03 / 阅读(98) / 评论(0) 分类 2018年VOA慢速英语(六)月

Two scientists work together to test a geo-radar that was built to make a map of the planet Mars. They pull the flat box across rocky, sandy ground. They are wearing spacesuits, just like astronauts do in space. The bright white on their protective e

发表于:2019-01-03 / 阅读(224) / 评论(0) 分类 2018年VOA慢速英语(二)月

EXPLORATIONS - The Indiana Dunes: Beautiful Sand Hills and Wildlife in America's Midwest By Jerilyn Watson Broadcast: Wednesday, April 27, 2005 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And

发表于:2019-01-04 / 阅读(209) / 评论(0) 分类 Explorations

Readers respond to a Sunday Review article, Leaving Only Footsteps? Think Again. 本文是对《户外运动打破了大自然的宁静》(2015年2月17日)一文的回应。 谁该为破坏大自然负责 To the Editor: 致编辑: Leaving Only

发表于:2019-01-06 / 阅读(159) / 评论(0) 分类 阅读空间

This is Scentific American's 60-Second Science, I'm Steve Mirsky, got a minute? At Point Reyes National Seashore in Marin County, California, a plant called Tidestroms lupine is holding on for dear life. Its survival has been threatened by the appear

发表于:2019-01-08 / 阅读(135) / 评论(0) 分类 Scientific American(八)月

Turpan is located in a depression with the area of more than 1000 square kilometers of the eastern part of Xinjiang and some 80 meters below the sea level. And nearby the Moon Lake, or Eding Lake in local language, the lowest water surface is 154 met

发表于:2019-01-08 / 阅读(174) / 评论(0) 分类 旅游英语

AfrikanerFarmersMigratingtoGeorgia A South African court on September 12 convicted Julius Malema, president of the African National Congress Youth League, of hate speech for singing shoot the Boer, kill the Boer at a rally last year. But some Boers (

发表于:2019-01-13 / 阅读(156) / 评论(0) 分类 VOA标准英语2011年(九月)

The new Race Relations Report 2007 shows that New Zealand is becoming more multi-cultural and we are also feeling more comfortable about immigrants from different ethnic backgrounds. Maoris represent about 15% of the population, Asians nearly 7% and

发表于:2019-01-20 / 阅读(166) / 评论(0) 分类 新西兰英语

【NPR边听边练】致力于提供新鲜有趣、饶有意味的时讯资料,致力于通过精听的方式促进听力提高,致力于不断开阔眼界和深入了解美国观点。 精听建议: 先完整地把一条新闻听一到三遍,争

发表于:2019-01-22 / 阅读(108) / 评论(0) 分类 NPR边听边练

The death throes of the last great ice age left a signature that we can read today. These giant potholes were left behind by blocks of buried ice that melted, leaving hollows that later filled with water. For thousands of years since then, they've be

发表于:2019-01-23 / 阅读(146) / 评论(0) 分类 探索与发现2012年

我们还有多少时间 How much time do we have? 倒数5小时37分钟 Uh,T-minus five hours,37 minutes 流星雨开始 to onset of meteor shower. 我们的位置是北纬34.48 西经118.21 Okay,our position is 34.48 degrees north,118.31 west. 这意

发表于:2019-01-28 / 阅读(155) / 评论(0) 分类 生活大爆炸第三季

The seven great birds stayed aloft about half an hour, then returned to the pond, the cob still in the lead. 七只大鸟在天上飞了大约半小时,然后便回到了池塘,领队的还是雄天鹅。 They all had a drink to celebrate the suc

发表于:2019-01-29 / 阅读(98) / 评论(0) 分类 吹小号的天鹅

When we had trudged along for several hours, in silence, the darkness fell,and the stars began to come out. 当我们默默地走了好几个小时以后,天黑了下来,星星开始发出光亮。 Thirst had made me a little feverish, and I look

发表于:2019-01-29 / 阅读(119) / 评论(0) 分类 小王子

ENVIRONMENT REPORT -May 17, 2002: Whooping Crane Recovery Project By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Scientists are trying to create the first migrating group of whoop

发表于:2019-01-30 / 阅读(147) / 评论(0) 分类 健康与环境

HEALTH REPORT - Nations Are Urged to Do More Against Risk of Avian Flu By Cynthia Kirk Broadcast: Wednesday, October 12, 2005 I'm Shep O'Neal with the VOA Special English Health Report. The World Heal

发表于:2019-01-30 / 阅读(127) / 评论(0) 分类 健康与经济

Encounter one: Ocean City, New Jersey, 1980. 遭遇一: 1980年,新泽西的欧欣城. This was the summer when the special edition of 那是个夏天,正好赶上《第三类接触》的 Close Encounters of the Third Kind was released. 特别版发布

发表于:2019-02-14 / 阅读(134) / 评论(0) 分类 TED演讲科学篇

Richard and I sat on my porch, looking out over the dunes to the Gulf. The smoke from his cigar drifted mellowly in the air, keeping the mosquitoes at a safe distance. The water was a cool aqua, the sky a deeper, truer blue. It was a pleasant combina

发表于:2019-02-16 / 阅读(137) / 评论(0) 分类 英文短篇小说

听力文本 Recording 32 录音32 In my talk today, I'm going to be looking at plants that have had an impact on our world and our history. 今天我将讲讲对我们整个世界和历史产生影响的植物。 Let's start with the potato. 先从土

发表于:2019-03-15 / 阅读(264) / 评论(0) 分类 剑桥雅思报考指南
学英语单词
Academy of Music
acetic starch
ancillary estimator
annates
bimcoes
bisu
bounded degree networks
branch of industry
calcium lead alloy
Chloradion
Chodelka
chorion
ciphergraph
closing the executor's books
commodity-driven
compensator current
convey
creep strain
cylindrical shaft
degenerate semiconductor
discrete random nonlinear system
double shear
Douglas' pouch
equity investor
family-preservation
fore-arc basin
free drawbar
gise
goodness of circuit
grasshoper
group of experts on the scientific aspects of marine pollution
hand raking
hewishes
high-performance engine
inland freight
iron grill(e)
iron roller
jefferson airplane
judicial oath
Leiophyllum buxifolium
Macalister, R.
matrix processor
maximin decision rule
Medomin
meeus
metastabilite
MHEG
minimum number of chargeable words
molecular contamination
movement schedule
nasal septum punch forceps
native compound
non-centralize control system
nondomestic
Novomoskovskiy Rayon
open anticline
overall process
Paloh
particular international law
peach skin
peppino
performance modeling
play dead
pollex valgus
Priscoline
reactor loop
rectification section
reductivist
RF amplification
rissas
river basin hydropower development planning
schmalhausen
senoras
SER (system environment recording)
shallow pass
short answer
single minded
sleep-out
SSA Global
stress strength interference model
strontium thiocarbonate
stuart-moore
stylest
Suaeda stellatiflora
suspension stabilizer
swivelling cover
textured yarn goniometer
tighs
too cool for school
torque dependent safety coupling
U. C. B.
unconvincedness
varans
ventral pharyngeal gland
vigilantisms
water transportation
weak Lagrangian
wedged rail anchor
white cinnamon trees
willerdom
you.and
yunnaxane