[网络] 民族学

Mountain Birds Will Die Out as Planet Warms Scientists have recreated a 1985 study of birds in Peru that shows climate change is pushing them from their natural environment. 科学家再现了1985年在秘鲁进行的一项鸟类研究,这次研究表

发表于:2018-11-27 / 阅读(468) / 评论(0) 分类 2018年VOA慢速英语(十一)月

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(157) / 评论(0) 分类 2017年Scientific American(九)月

LULU GARCIA-NAVARRO, HOST: At the Cornell Lab of Ornithology, there is an epic mural called simply The Wall Of Birds. It is the only mural in the world representing all 243 families of modern birds along with depictions of their evolution over their

发表于:2018-12-08 / 阅读(117) / 评论(0) 分类 2018年NPR美国国家公共电台11月

This is Scientific Americans 60-Second Science, Im Cynthia Graber. Thisll just take a minute. Songbirds sing to entice mates, and the timing of those songs is often regulated by sunlight. But that timing is getting thrown offby streetlamps. Thats acc

发表于:2018-12-24 / 阅读(119) / 评论(0) 分类 Scientific American(九)月

Britain Bird numbers Out of the woods 英国 鸟类数量 离开树林 Good news on the bird populationbut not for everyone 鸟类数量的捷报但并非对所有人 British birdwatchers are used to bad news. House sparrow numbers have fallen from a

发表于:2018-12-31 / 阅读(120) / 评论(0) 分类 经济学人要闻

人工照明能使会唱歌的鸟儿早上更早的开始唱歌,这可能引起什么样的后果呢?究竟是好,还是不好? Artificial lighting is making songbirds start singing earlier in the day, with possible consequences for breeding.

发表于:2019-01-02 / 阅读(174) / 评论(0) 分类 60秒科学

PEOPLE IN AMERICA - April 21, 2002: Charlie Parker By Vivian Bournazian VOICE 1: I'm Shirley Griffith. VOICE 2: And I'm Steve Ember with the VOA Special English program, People in America. Today, we t

发表于:2019-01-07 / 阅读(188) / 评论(0) 分类 People in America

Their journey takes them through the Gulf of Mexico. Vinson is heartsick about the oil contaminating the Gulf of Mexico and the fate of her Purple Martins and other migrants. I'm afraid that for the next 20 even maybe 30 years we are going to be look

发表于:2019-01-09 / 阅读(148) / 评论(0) 分类 VOA标准英语2010年(七)月

EXPLORATIONS - Wade Davis: Scientist, Explorer and Writer By Marilyn Christiano Broadcast: Wednesday, May 04, 2005 (MUSIC) VOICE ONE: This is Mary Tillotson. VOICE TWO: Wade Davis And this is Steve Em

发表于:2019-01-11 / 阅读(162) / 评论(0) 分类 Explorations

By George Dwyer Washington 30 May 2007 Ivory-billed woodpecker A North American bird believed to have become extinct in 1944 has apparently re-appeared. The Ivory Billed Woodpecker was rediscovered in February 2004 when it was reportedly spotted twic

发表于:2019-01-11 / 阅读(200) / 评论(0) 分类 2007年VOA标准英语(五月)

Birds and planes have been colliding since the Wright brothers first took to the air. There are dozens of bird strikes each day, causing hundreds of millions of dollars in damage to airplanes each year, and putting the lives of passengers and crew me

发表于:2019-01-14 / 阅读(140) / 评论(0) 分类 VOA标准英语2010年(十)月

By Doug Levine Washington 17 August 2007 The jazz world is mourning the loss of one of its greatest drummers, Max Roach. Among the so-called architects of the be-bop movement, Roach died in his sleep on August 16 at a hospital in New York. He was 83.

发表于:2019-01-16 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(八月)

The other day I was cleaning inside a free-standing storage cabinet that we have in the dining room, when I came across a tray that I bought a few years ago in Scotland. It is medium sized, made of a light metal, and has a beautiful picture of Britis

发表于:2019-01-28 / 阅读(160) / 评论(0) 分类 英语博客 A cup of English

BBC Learning English People and Places Hany El Hamzawy William:Hello and welcome to People and Places the programme where you meet interesting people with interesting stories! My names William Kremer. Today, I thought wed practise some listening com

发表于:2019-02-04 / 阅读(427) / 评论(0) 分类 人与地方

Just as humans understand the shape of oursurroundings by how light reflects off objects, batsuse reflections of sounds they produce insteadwhat's called echolocation. But despite theirexcellent sensing abilities, one type of obstaclevexes the animal

发表于:2019-02-14 / 阅读(130) / 评论(0) 分类 2018年科学美国人1月

Bird-watching 鸟类观察 All aflutter 群情激动 Britain's largest conservation society is ruffling feathers 英国最大的鸟类保护组织现在面临着成员流失的危险。 ON January 24th and 25th around half a million people were expec

发表于:2019-02-24 / 阅读(137) / 评论(0) 分类 经济学人文艺系列

They also discovered, by means of depth measurements, that there appeared to be submerged mountains in the mid-Atlantic, 通过测量深度,他们还发现大西洋中部的水底下似乎有山脉。 prompting some excited observers to speculate t

发表于:2019-02-25 / 阅读(144) / 评论(0) 分类 万物简史
学英语单词
acidotrophy
Adwick le Street
aggrading river
alisma plantago-aquaticas
amnionic vesicle
anasstomotic
arsenian bournonite
atomic mass number
Attaran
avidin-biotin complex
be easy prey
butt diameter
carbolized gelatin
centesimated
Changyong
CJD
collisionless Boltzmann equation
colony formation of micro-organism
Contrykal
cotton-spinners
cupreous manganese
cytrimycin
database creation
derrick table
dial up characteristics
discussants
double-toggle
driver tool
dry beach
engine start
epilesional
epirogenesis
Erfde
euborellia plebeja
external hemorrhoidectomy
ferrite waveguide
festschrift
fraisier
gallop rhythm
general ledger audit
godrooned
Grastite
grushin
Haligonian
Hard astarboard
historical-criticism
humus coal
icier
inconsequentia
iniad
John Buchan
karanga (maori)
kiloton energy
Krupac
laser doppler displacement meter
leaf-nosed snakes
lemon curds
locus-specific(hadom 1955)
magnesium deficiency
mammets
Markstay
martensite cold working
mcnarry
Mesozoa
Microsoft Excel
music-lover
no-parking
Notaspidea
optical aspherical surface
pilea pumillas
potassium arsenite
pre-flops
premeditated
production verification test
profile peak
R out of Ncode
re-cord
reinforced concrete frame
retained percentage
Rokiciny
scare the daylights out of
schizochroism
self-threading shuttle
semi-window
shaft drier
silly season
silver-copper alloy
similar device
skarnoid
steep-sideds
stereo sound television (mts)
stocksaver
subcutaneous whitlow
suppressive wiring technique
thermophytes
Trichostrongylida
underwithholding
vernal equinoxes
watertight joint
Web file system
wedge filter
Yalta agreement