头孢噁唑

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(74) / 评论(0) 分类 探索与发现2012年

Violence Forces Burmese Muslims Out of Kyaukphyu Little is left of this once vibrant Muslim fishing village. A month after fires leveled the community, those who once lived here are now part of the more than 100,000 displaced in Rakhine state still t

发表于:2018-12-16 / 阅读(83) / 评论(0) 分类 VOA标准英语2012年(十二月)

Identity Thieves’ New Ploy: Pharming 2 How do people pharm? Pharming scams take a few different forms: Attackers could use malicious code, such as a virus, planted on a user’s PC to track keystrok

发表于:2018-12-19 / 阅读(178) / 评论(0) 分类 彭蒙惠英语

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(78) / 评论(0) 分类 探索与发现2012年

An ass and an ox,fastened to the same yoke,were draging a waggon.While the ox was pulling with all his might he he broke a horn.The ass swore that he had got no help whatever from his weak companion.Exerting himself in the labour,the ox b

发表于:2019-01-09 / 阅读(160) / 评论(0) 分类 趣味英语

Azaz Residents Pick Up After Aerial Bombings The residents of Azaz clean up and mourn after Wednesday's deadly bombing by Syrian government warplanes. Azaz had been peaceful in recent months, although forces of the rebel Free Syrian Army have had to

发表于:2019-01-13 / 阅读(112) / 评论(0) 分类 VOA标准英语2012年(八月)

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(88) / 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(91) / 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(78) / 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(79) / 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(98) / 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(74) / 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(68) / 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(71) / 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(102) / 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(65) / 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(75) / 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(78) / 评论(0) 分类 探索与发现2012年

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(147) / 评论(0) 分类 英语新闻

By Jim Teeple Jerusalem 03 November 2006 Palestinian women march towards the northern Gaza Strip town of Beit Hanoun, Nov. 3, 2006 Two women were killed Friday and about ten others wounded after Israeli troops fired on a group of women acting as hum

发表于:2019-02-07 / 阅读(118) / 评论(0) 分类 2006年VOA标准英语(十一月)
学英语单词
a killer
a tenant by courtesy
acrosyndesis(percival 1932)
air power
alembics
ant-heaps
arcyria leiocarpa
argon bulb rectifier
arteriae palatina ascendens
auxiliary haulage level
balagula
bernelle
blanking level variation
bluff
cable way
Call and Exener bodies
cantus
cash and carry wholesaler
cdcl
cheese monkey
clignancourt
coalescency
cold-short
comboloios
Cornwallis Island
current method
deep cerebral vein
defalcate with
dermal cylindroma
discandy
DIY products
double-current
electronic flowmeter system
electrostatically focused image converter
eleventh nerve
evaluative model for multiple criteria
evaporation chamber
exhalations
F. R. C. P.
family typhlopidaes
fire-smothering system
flywheel gear
froghood
gas-pressure protection
Gooseberry Creek
hanging garden
high rate digital recorder
hold switch transistor
ice protection
index of biological activity
itochu
last straws
leafed
Litsea variabilis
low-vacuum atm-degasser
luxemburg effect
micadina sonani
microprocessor system analyzer
minthea rugicollis
mixture of distributions
mjb
mukhinite
navier stokes equation
neomenthol
Nes'
nikischerite
Novoromanovka
o-tolidine dihydrochloride
official telephone
open a gap
oyez
proliferative stage
pseudofusarium fusarioideum
pseudoglottic
psychoacoustically
railway industry
Realitos
reconstruction of esophagus with colon
refrigerated cargo pallet carrier
regal fritillary
sand humidity
sandwich course placement
sensitivity of smoke detector
shoe lever lifting arm
slack coal
sounding box
Sparti(Sparta)
St Anne
steren
sublimise
tattoolike
taxi-cabs
tefted vetch
thermoelectric energy converter
thread count
timing-critical
tricam connector
Uniscept
untragically
visceral pain
water-quenching
with vigor