音标:[,daiәbә u'lei,ait] ;
[矿]羟铜 铅矿

A hundred years ago, there are one and a half billion people on earth. Now, over six billion crowd our fragile planet. But even so, there are still places barely touched by humanity. This series will take you to the last wildernesses and show you the

发表于:2018-12-03 / 阅读(128) / 评论(0) 分类 探索与发现2012年

The penguins stay when all other creatures have fled because each guards a treasurea single egg rested on the top of its feet and kept warm beneath the downy bulge of its stomach. There is no food and no water for them. And they will not see the sun

发表于:2018-12-27 / 阅读(131) / 评论(0) 分类 探索与发现2012年

西城男孩 Westlife amr diab vs westlife Amr Diab Vs WestLife的音乐,是MY LOVE的MIX版,参考my love歌词 An empty street, an empty house I hold inside my heart I'm all alone, the rooms are g

发表于:2019-01-10 / 阅读(173) / 评论(0) 分类 欧美歌手专辑

53 Dead in Attack on Iraqi Shites Firefighters hosed down the pavement along the road where the bombing took place, as workers removed pieces of food, shoes and clothing from the scene of the explosion. Dozens were killed and wounded in the blast, bu

发表于:2019-01-13 / 阅读(149) / 评论(0) 分类 VOA标准英语2012年(一月)

UN to Plot Strategy against Cancer, Diabetes, Heart Disease Later this month (9/19-20), the U.N. hosts the High-level Meeting on Noncommunicable Diseases, such as cancer, heart disease and diabetes. The goal is to find strategies to reduce the number

发表于:2019-01-13 / 阅读(97) / 评论(0) 分类 VOA标准英语2011年(九月)

UNICEF: CAR a Fragile Country 联合国儿童基金会称中非共和国是一个脆弱的国家 UNICEFs Representative to the Central African Republic said children have fallen victim to malnutrition and recruitment as child soldiers. He warned the

发表于:2019-01-14 / 阅读(110) / 评论(0) 分类 VOA标准英语2014年(五月)

They are constantly on the move. New-born calves have to be up and running the day they are born. But the vast herds do not travel alone. Wolves. Packs of them, eight to ten strong, shadow the migration. And they are hungry. Its the newly born calves

发表于:2019-01-23 / 阅读(151) / 评论(0) 分类 探索与发现2012年

But they are hungry and eager to reach their mother whos delayed feeding them on this special day. Now she lures them with the promise of milk, the only food the cubs have known since they were born, deaf and blind beneath the snow some two months ag

发表于:2019-01-23 / 阅读(151) / 评论(0) 分类 探索与发现2012年

Day 10. And the mother has let her cubs a mile from the den. Its time to put them to the test. Theyve grown enormously in confidence, but they dont have their mothers sense of urgency. At last it seems that they are ready for their journey. And they

发表于:2019-01-23 / 阅读(135) / 评论(0) 分类 探索与发现2012年

Midsummer on the tundra and the sun does not set. At these altitudes, the suns rays are glancing and not enough of their energy reaches the ground to enable trees to grow. Youll need to travel five hundred miles south from here before that is possibl

发表于:2019-01-23 / 阅读(132) / 评论(0) 分类 探索与发现2012年

As we travel south, so the suns influence grows stronger. And at 50 degrees of latitude, a radical transformation begins. Summers here are long enough for broadleaf trees to replace conifers. Broadleaves are easier to eat and digest, so now animals c

发表于:2019-01-23 / 阅读(147) / 评论(0) 分类 探索与发现2012年

The advance of the seasons brings constant change. As the suns influence diminishes in the north, so the deciduous forests of America begin to shut down, losing their leaves in preparation for the dark, cold months ahead. One season hands over to ano

发表于:2019-01-23 / 阅读(135) / 评论(0) 分类 探索与发现2012年

The character of the forest changes as we descend, becoming ever darker and damper, favoring different kinds of animals and plants. Less than two percent of the sunlight reaches the floor. But even here there is extraordinary variety. In the Great Is

发表于:2019-01-23 / 阅读(123) / 评论(0) 分类 探索与发现2012年

The sun beating down on tropical waters powers the weather systems of the globe. Moisture evaporates from the warming ocean and rises to create great storms. The winds generated out at sea sweep inland across the continents. As they travel across the

发表于:2019-01-23 / 阅读(138) / 评论(0) 分类 探索与发现2012年

Deer are frequent casulties of the harsh winter. And these leopards are not above scavenging from a corpse. African leopards could never survive here. But the Russian cats have thick fur to shied them from the cold. There are only 40 Amur leopards le

发表于:2019-01-23 / 阅读(162) / 评论(0) 分类 探索与发现2012年

Their secret is teamwork. Impala are their favourite prey. They start to hunt and the pack splits up. An aerial viewpoint gives a new insight into their strategy. As the dogs approach their prey, they peel off to take up separate positions around the

发表于:2019-01-23 / 阅读(129) / 评论(0) 分类 探索与发现2012年

The dogs know their prey must come out or drown. Now its a waiting game. The rest of the pack are calling. Theyve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and ev

发表于:2019-01-23 / 阅读(140) / 评论(0) 分类 探索与发现2012年

All across southern Africa, all animals are journeying for the same reason. Buffalo join the great track. Nowhere else on Earth are so many animals on the move for the same urgent purpose. They are all heading for the swamps of the Okavango, a vast i

发表于:2019-01-23 / 阅读(149) / 评论(0) 分类 探索与发现2012年

Southern Senegal is experiencing some of the worst fighting in years, as violence between separatist rebels and army loyalists flares. The fighting has left one small town in rural Senegal deserted, as farmers are forced to leave their crops to lang

发表于:2019-02-12 / 阅读(147) / 评论(0) 分类 VOA标准英语2009年(九月)

Thousands of dancing devils take over a town in the Andean mountains each year in a UNESCO recognised festival. La Diablada de Pillaro has its roots in the indigenous communities of Ecuador, protesting against Spanish rule and the authority of the Ca

发表于:2019-02-18 / 阅读(173) / 评论(0) 分类 CCTV9英语新闻2014年01月
学英语单词
allsports
american harvest mice
arwen
Ascherson's membrane
axial vortex
Bacon 1 ,Francis
bartramia longicaudas
base center
bust one's butt
carrier rocket
clear glaze
coating of pill
constituted authorities
coupler knuckle
death-up (amanita phalloides fr.)
direct access sorting
disk-type reamer
dress smooth
electrombile
epilachna decemguttata
Espaňola, I.
family cichlidaes
family Miridae
field telephone
foreign credit balance
Fuller cells
furanmycin
gas tight test
go some
golden-carp
Good shape
hexagonal-close-packed
high frequency effects
host transceiver
hydrostatic steering system
ignition magneto
impedimental
intercostal aorta
interschool
isallobars
jacket water tank
kappa angle
keep it to yourself
lacustrine peat
limit of smoke
line of action
liver diseases
malebouche
mattin
Melbourne, 2nd Viscount
Methanothermaceae
mirisch
mold conveyer
molecular viscosity
monoculturalization
monumentalized
multicolor finish
N-Methylephedrone
neosinocythere chenwui
Ninh Binh
noggings
nonlinear time-series
nosles
not over yet
occipital suture
oleum naphae
outer molecular-layer
Paris Convention for the Protection of Industrial Property
phosgenite
pictureless
piling bar
pipe support
pollinated variety
Porsches
project management system
protection door
prothrombinogen
radio frequency measurement
reblasts
rent tribunal
response mechanism
ribaldries
Salix paraheterochroma
Saxon words
smirker
solid state detector
special purpose trust fund
stable matrix
subaliquot
sunpath diagram
tearlet
three-color photometry
thyroid graft
traducians
tuberculosis lymphogene
uelman
used to
weigand
wet dust removal
winterish
yupperware