[网络] 石珊瑚;石珊瑚类;硬珊瑚

Aboriginal people would have lived here too. Hunting the wildlife in areas that are now deep underwater. Then the end of last ice age, ice of the poles melted and sea levels rose all around the round flooding this lowline coast. This happened nearly

发表于:2018-12-26 / 阅读(137) / 评论(0) 分类 自然百科2014年

They respond to touch, temperature, currents, and the cycles of the sun and the moon. And their tiny movements combined to give each colony a rhythm of its own.The polyps can't build the reef alone. For this, they need parterners that are even smalle

发表于:2018-12-26 / 阅读(124) / 评论(0) 分类 自然百科2014年

This bleaching occurs because corals can only live in a narrow temperature range, healthy corals get their color from microscopic algae living in their tissues, these manufacture food for the corals by photosynthesis, but when the temperature rises j

发表于:2018-12-26 / 阅读(90) / 评论(0) 分类 自然百科2014年

JUDY WOODRUFF: The Great Barrier Reef along the coast of Australia is considered one of the greatest natural wonders of the world. It actually consists of more than 2,900 smaller reefs and 900 islands and countless species of fish. But its health and

发表于:2018-12-31 / 阅读(88) / 评论(0) 分类 PBS访谈环境系列

By Brian Padden Irbil, Iraq 23 August 2006 watch Iraq Christians report The news media often focus on the conflict between Shi'ites and Sunni Muslims in Iraq. But there are other ethnic and religious groups under attack. The small Christian communit

发表于:2019-01-06 / 阅读(133) / 评论(0) 分类 2006年VOA标准英语(八月)

[00:11.00]READING AND SPEAKING [00:12.96]Marine turtles are among the oldest animals on our planet. [00:17.29]They have lived in the earths oceans for over 100 million years, [00:21.94]but are now close to disappearing. [00:24.29]Of the seven existin

发表于:2019-01-10 / 阅读(244) / 评论(0) 分类 高中英语人教版必修第三册

[00:11.00]READING AND SPEAKING [00:12.96]Marine turtles are among the oldest animals on our planet. [00:17.29]They have lived in the earths oceans for over 100 million years, [00:21.94]but are now close to disappearing. [00:24.29]Of the seven existin

发表于:2019-01-10 / 阅读(252) / 评论(0) 分类 高中英语人教版必修高三

Experts say one-third of the oceans' coral reefs face extinction by the middle of the century if nothing is done to save them. The reefs are home to a vast array of sea creatures, which experts say would also be endangered by the loss of the reefs.

发表于:2019-01-11 / 阅读(112) / 评论(0) 分类 VOA标准英语2008年(七月)

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we will tell about newly-found organisms that are said to be among the oldest living organisms on Earth. And, we will tell a

发表于:2019-01-11 / 阅读(125) / 评论(0) 分类 VOA慢速英语2009年(五)月

BOB DOUGHTY: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. FAITH LAPIDUS: And I'm Faith Lapidus. Today we tell about threats to coral reefs and some new discoveries about these ancient, biological structures. (MUSIC) BOB DOUGHT

发表于:2019-01-11 / 阅读(240) / 评论(0) 分类 2010年VOA慢速英语(八)月

AS IT IS 2014-05-08 Climate Change Destroys Coral Reefs 气候改变毁坏珊瑚礁 Hello, my friends, and welcome back as we work together to improve your American English. Im Jim Tedder in Washington. Today we will learn more about our changing cli

发表于:2019-01-12 / 阅读(108) / 评论(0) 分类 2014年VOA慢速英语(五)月

Study: Great Barrier Reef Adapted Well to Past Climate Change 大堡礁很好地适应过去的气候变化 Corals on the Great Barrier Reef adapted to greater temperature changes in the past than previously thought, a new study finds. The reef is on

发表于:2019-01-14 / 阅读(111) / 评论(0) 分类 VOA标准英语2014年(六月)

Stony Plain Records Releases New Electric Blues Albums With veteran guitarist, singer and bandleader Duke Robillard you indeed get a healthy dose of blues, but youre also treated to his signature blend of RB, rock, jazz and Tex-Mex. Dukes guitar riff

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 VOA标准英语2013年(五月)

A MARTINEZ, HOST: There are few places on Earth where the impact of climate change is more noticeable than along the Great Barrier Reef. It's the planet's largest living organism that now has become the world's largest dying organism. In the past 18

发表于:2019-01-16 / 阅读(141) / 评论(0) 分类 2017年NPR美国国家公共电台7月

A baby G,only a centimeter in length,that will one day grow into a giant,over 2 meters long.Most reef animals have tiny babies like these,carried at the mercy of the currents.Many have some ability to direct themselves and even the young corals can s

发表于:2019-01-22 / 阅读(92) / 评论(0) 分类 自然百科2014年

It's an astounding mechanism, but it looks like it's being overwhelmed. Recently, the coral has been telling us that its had enough. Because when it overheats, it self-destructs, expelling the algae that live with them. They turn deathly pale, a proc

发表于:2019-01-22 / 阅读(100) / 评论(0) 分类 自然百科2011年

SCIENCE IN THE NEWS - A Study of Young Coral Could Assist Efforts to Protect ReefsBy Jerilyn Watson, Lawan Davis, Jill Moss and Cynthia Kirk Broadcast: Tuesday, May 16, 2006 (MUSIC) VOICE ONE: This is

发表于:2019-01-30 / 阅读(109) / 评论(0) 分类 2006年慢速英语(五)月

SCIENCE IN THE NEWS - Study Measures Environmental Damage from Human Activities By Shelley Gollust Broadcast: Tuesday, April 19, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special Eng

发表于:2019-01-30 / 阅读(143) / 评论(0) 分类 科技之光

The pursuit of lasting happiness has long been a subject of interest for scientists and surveys alike. 长时间以来,对持久幸福感的追求一直是科学家和许多相关调查关注的目标。 But what makes us really happy and what last

发表于:2019-02-06 / 阅读(111) / 评论(0) 分类 阅读空间

These are difficult inconsistencies. 这些都是难以解释的矛盾地方。 As Richard Fortey observes: Somehow it does not seem satisfying just to call them 'lucky ones' and leave it at that. 正如理查德福泰所说:仅仅把它们称做幸运

发表于:2019-02-13 / 阅读(95) / 评论(0) 分类 万物简史
学英语单词
alonged
alphanumeric printers
angledog
arthromacra minuta
autocrine activation
auxiliary plant
babelomurex spinosus
barato
bendix type starterdrive
Berberineacetone
bijugous
body (in programming language)
Bouzonville
bringup
bunnias
cargo liners
chinese character library supervisor
chondromyxoid fibroma
cinchonize
contents leaking out
cowarts
Delom
diode emitter follower logic
dissents
dolfin
door buffer
Doveridge
dry behind the ears
dry-tape battery
dusseault
e.m.u.
emo metal
far-field expressions
Geoprobe
girdles
glazed roof
group delay characteristic measuring equipment
headey
hexagonal biprism
i-wrathe
innocent as a babe unborn
intermolecular transfer
intraxylary phloem
inverse chain
isobornyl
isosulf
kelly joint
key message
Koundara
label address table
latish
level crossing signal
ligamento
lodish
Madre, Laguna
Melchor Ocampo
method in one's madness
microcomputer governor
microcomputer kit components
myCaster
nanotextiles
Nasirabad
navigational system
norm of materials consumed
optical distribution network
over and under
podomeres
Polygonum sinomontanum
principal key
pyelitis glandularis
pyrophobias
questionin
receive the seals
revolution increase
Rival Good
rotor oscillation
routine analysis
Schizostachyum hainanense
scutellinia scutellata
sedimentary pyrite deposit in coal series
seriate fabrics
short circuiting switch blade
silicate magma
situation phase bridge connection
skipper road
slimey
sodium alkyl benzene sulfonate
spiritus citri
spying upon
static transformator
structural material
summer teeth
Tatu River
tert-butylmethylamine
there's one born every minute
trachyleberis koreanica
trailing idler
turn to a task
UNIVIS
unprisons
unremedied
vein eyelet