环热带分布种

Tropical forests in the world The world's forests are disappearing.As much as one third of the total tree cover has been lost, since agriculture began some ten thousand years ago.The remaining forests are home to half of the world's species,thus beco

发表于:2018-12-01 / 阅读(287) / 评论(0) 分类 大学英语六级听力短文

Five species of shark have been put on a wildlife protection list. The move has been made at the final meeting of the Convention on International Trade in Endangered Species in Bangkok, Thailand. The decision restricts cross-border trade in the ocean

发表于:2018-12-19 / 阅读(126) / 评论(0) 分类 英闻天下

Unit 9 Everybody Can Help the Environment Part I Warming up Tape-script: Part I 1. Buy fresh food that doesn't need a lot of packaging. 2. Try to buy organic fruit and vegetables from farmers who don't use chemicals. 3. Save as much water as possible

发表于:2018-12-27 / 阅读(134) / 评论(0) 分类 Step by Step2000

1. circumference /səˈkʌmfərəns/ -- distance around a circle or rounded body; perimeter The circumference of a circle equals times the diameter. 圆周长等于与直径的乘积。 2. circumlocution /ˌsɜ:kəmləʊˈkju:ʃən/ -- roundabout way

发表于:2018-12-30 / 阅读(148) / 评论(0) 分类 突破英文词汇

Jason Lewis pedals his boat up the river Thames After 13 years and 46,000 miles (75,00km) a British adventurer has completed a round-the-world journey using human power alone. Jason Lewis, 40, crossed five continents, two oceans and a sea to become

发表于:2019-01-02 / 阅读(196) / 评论(0) 分类 Take Away English

PanamaResearchInstituteDedicatedtoEarth'sEcosystem Every year, about 1,000 scientists from around the world visit the Smithsonian Tropical Research Institute in Panama. The Institute is one of the oldest and largest facilities of its kind in the worl

发表于:2019-01-08 / 阅读(144) / 评论(0) 分类 VOA标准英语2011年(九月)

By Zulima Palacio Kauai, Hawaii 18 June 2007 The Hawaiian archipelago represents the most isolated group of islands in the world. Plants and animals that are common to many people elsewhere only made it to these islands in the last few hundred years

发表于:2019-01-11 / 阅读(150) / 评论(0) 分类 2007年VOA标准英语(六月)

EXPLORATIONS - Will Physicists Have to Rewrite The Special Theory of Relativity? DOUG JOHNSON: Welcome to EXPLORATIONS, in VOA Special English. Im Doug Johnson. This week, we hear about developments in physics that, if proven correct, could have scie

发表于:2019-01-12 / 阅读(143) / 评论(0) 分类 2011年VOA慢速英语(十)月

By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to

发表于:2019-01-13 / 阅读(168) / 评论(0) 分类 2007年VOA标准英语(九月)

Bird Counts Show Species Decreasing Huntley Meadows Park in Fairfax County, Virginia, is home to a wide variety of birds. That's where Ana Arguelles and her husband, Jeff Wneck, who live next to the 588-hectare wetlands, take part in the annual count

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2012年(一月)

New technologies aid in conservation efforts at the National Zoo Susan Logue Koster | Front Royal, Virginia 19 July 2010 The National Zoo opened a cheetah science facility in 2007 at its conservation center in Front Royal, VA. Cheetahs are considered

发表于:2019-01-13 / 阅读(101) / 评论(0) 分类 VOA标准英语2010年(七)月

New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p

发表于:2019-01-13 / 阅读(139) / 评论(0) 分类 VOA标准英语2011年(九月)

China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.

发表于:2019-01-22 / 阅读(98) / 评论(0) 分类 自然百科2008年

34 畜牧业与野生动植物保护 DATE=6/8/01 TITLE=ENVIRONMENT REPORT - Farming and Wildlife Protection BYLINE=Cynthia Kirk (Start at 59

发表于:2019-01-30 / 阅读(125) / 评论(0) 分类 自然探索

When we lose reefs, we lose basically the cradles of evolution in the oceans. Wolfgang Kiessling A new study out this week highlights the role that coral reefs play in evolution, adding another reason to preserve these delicate, diverse, and often be

发表于:2019-02-02 / 阅读(147) / 评论(0) 分类 VOA标准英语2010年(一月)

JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named

发表于:2019-02-05 / 阅读(145) / 评论(0) 分类 英语新闻

Researchers working for the World Wildlife Fund have warned that the effects of climate change pose a serious threat to rare species of wildlife discovered within the past year in Southeast Asia, including a fanged frog and a leopard-striped gecko. A

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 英语杂谈

CANBERRA, March 23 (Xinhua) -- Up to 45 native species in Western Australia's Kimberley region will die out within 20 years if no action is taken, latest study showed on Wednesday. The Priority Threat Management to Protect Kimberley Wildlife report,

发表于:2019-02-18 / 阅读(151) / 评论(0) 分类 英语新闻

UK-based scientists are reporting the discovery of more than a hundred new species of marine plants and animals, including thirteen new crustaceans, as part of a deep-sea survey around the British territory of Bermuda in the Atlantic. CRI's Niu Hongl

发表于:2019-02-22 / 阅读(108) / 评论(0) 分类 2018CRI中国国际广播电台

今天我们要学的词是 waters. Waters 水域,海域。North Korea launched four missiles on Monday morning, three of which landed in Japanese waters. 朝鲜星期三早上发射了四枚导弹,其中三枚落入日本海域。A crocodile sha

发表于:2019-03-07 / 阅读(173) / 评论(0) 分类 英语单词荟萃
学英语单词
aetobatuss
all - points bulletin
alopecia
Aminocardol
Anastasius III
aproblem
Battle of Jena
Bee-Twelve
belife
benedict cumberbatch
borylene
Brigalow-scrub
carbide lamp
Carlemannia
chanters
citronellyl valerate
combustible basis
confrontationists
Curcuma longa L.
decollement zone
demerest
discussed Uganda
enomycin
equal zero indicator
equalization of telephone channel
evaporative coil tube
evapourates
extend far and wide
faceted cornea
field-sequential
floorcovering
genus amphisbaenas
grinding property
horizontal hack sawing machines with column
hosiery trade
humilities
IHEP injector linac
initial soil
irrevrsible cycle
iso seven layer model
Jaffe reaction
lapsangs
laser radar equation
left offspring
liferaft fittings
local actions
mannerless
manufacturer's agent
marine sedimentophysics
materials type flow process chart
melampsora chelidoni-pierotii matsumoto
minifications
missing trader fraud
mobile radio teletype station
moderni
naggins
nasoantrostomy
Nawin
oil-dry
omneity
online app
Oplismenus
optical-fiber video trunk
perimenopause
phosphopeptide
photodisintegrating
polyoxyalkylene
pooper scooper
port-bound
pre-selected tolerance
precel
property mortgage
rehear
retinacs insert
Rocksholm
rosmarinuss
Scalby
Schwarz board
shelmerdines
sicherungsubereignung
sickled-shaped(particle)cell
sigma pile
snowmachine
staff member
start up price
sunstroke prevention
swainishness
Taeniophyllum
tend the ship
terminating signaling unit
this once
titanous fluoride
too-white
Tropidia angulosa
Tu Duc
unbelligerents
unilateral faulting
Union Of International Conventions
unwanton
vibrissina inthanon
wasphood
wound dehiscence of abdomen