音标:[əʊ'lekrənɒn] ;
n. 【解】鹰嘴( 指肘部的骨性隆起)

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(121) / 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(123) / 评论(0) 分类 探索与发现2012年

Crufts winner 2006. Picture courtesy of the Kennel Club of Great Britain Fireworks, music and theatre have been some of the ways in which the Chinese community in Britain has been celebrating the start of the Year of the Dog it has been quite a part

发表于:2019-01-02 / 阅读(172) / 评论(0) 分类 Take Away English

By Steve Herman Tokyo 18 May 2006 U.N. Secretary-General Kofi Annan in Tokyo U.N. Secretary-General Kofi Annan has expressed frustration at the lack of progress in resolving the Iranian and North Kore

发表于:2019-01-04 / 阅读(184) / 评论(0) 分类 2006年VOA标准英语(五月)

By Selah Hennessy Dakar 07 June 2007 Former governors in Nigeria suspected of corruption have showed up in Abuja for a meeting with an anti-corruption body, but several others are on the run. The government of new President Umaru Yar'Adua has vowed t

发表于:2019-01-16 / 阅读(144) / 评论(0) 分类 2007年VOA标准英语(六月)

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(142) / 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(141) / 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(129) / 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(125) / 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(140) / 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(124) / 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(114) / 评论(0) 分类 探索与发现2012年

The strike of a great white shark lasts a mere second. Slowing it down forty times reveals the technique and immense strength of this massive predator. If surprise fails, there will be a chase. The shark is faster on a straight course, but it cant tu

发表于:2019-01-23 / 阅读(234) / 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(127) / 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(150) / 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(122) / 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(134) / 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(138) / 评论(0) 分类 探索与发现2012年

At the peak of the dry season in the Kalahari, water arrives in the Okavango. It fell as rain a thousand miles away in the highlands of Angola and has taken nearly five months to reach here. The water drives out insects from the parched ground which

发表于:2019-01-23 / 阅读(118) / 评论(0) 分类 探索与发现2012年

By Alan Silverman Hollywood 04 February 2007 Oscar-winner Diane Keaton plays the meddling mother to pop music star Mandy Moore in a relationship comedy about family, love and happiness. It arrives at American theaters timed to pick up the audience th

发表于:2019-01-31 / 阅读(140) / 评论(0) 分类 2007年VOA标准英语(二月)
学英语单词
amygdal-
ATXRP
avant-courier
B. to B.
backward swinging
banana pin
basaltic augite
bench-mark prblem
Bis(4-Methyl-1-Homopiperazinylthiocarbonyl)disulfide
bledisloes
brass neck
Breitau
bulked glass yarn
butterfly shaped tank bath
campaignfinance
cannon bones
car team
cinder reinjection
clodinafop-propargyl
coding of continuous track circuit
coking of tubing
conjunctus
conversion between different wave numbers
Cotyleden
cover up sth
cracker bonbons
cranio-encephalic traumas
cross-posted
d-ind
decathletes
dissectus
distant switching-in
drinks dispenser
dystome spar (datolite)
e-mail response management system
ears burn
equivalent knot
fell-mongers' disease
fiber glass insulation
flying spot film reader
fog patches
gas delivery
general pathology
geometric multiplication
granberry
gyrfalcon
haets
impulse action
inflammablefreight
interpost
isometabole
kangarina trinerva
kreatins
Linnaeus's two-toed sloth
luminatus
lystrosaurids
menlove
morindas
MT (maximum torque)
multiwall sack
niccolo paganinis
Nitrofurmethone
nobilite
off-coast
pictographically
potassium ferricyanide
pseudopalisades
rafah
rainfed rice field
recarbonizer
retroactive law
REX (real-time executive routine)
rumanias
rupestral plants
rupture of felt
Scolytus
shale bed
Simone Boccanegra
single gene mutation
single machine infinite bus system
skate over thin ice
sorted ore
sources of fund
spheroidal powder
stains
static source
stratocumulus translucidus
suborder Xenarthra
system clock control
Tbilisi syndrome
thalictrum trichopus franch.
turn of the market
twinver form
typhlodromips newsami
ultra-low interfacial tension
underpaid
unexperimented
unfellowed
unipolar conduction
westcountry
Yone-yama