[化] 二噻唑
词型变化:名词复数形式 : dithiazoles

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(140) / 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(144) / 评论(0) 分类 探索与发现2012年

The Bush administration's proposed $700 billion bailout of the financial industry is the talk of Washington right now. But where exactly did the term bailout come from? In this special edition of Wordmaster, Avi Arditti and Rosanne Skirble turn to di

发表于:2018-12-30 / 阅读(141) / 评论(0) 分类 词汇大师(Wordmaster)

By Cynthia Kirk ENVIRONMENT REPORT -July 5, 2002: Conditions in China This is the VOA Special English ENVIRONMENT REPORT. Environmental officials in China say the government has taken steps to reduce

发表于:2019-01-11 / 阅读(239) / 评论(0) 分类 健康与环境

HEALTH REPORT –August 28, 2002: Post-Polio Condition By Jill Moss (Photo -WHO) This is the VOA Special English Health Report. In nineteen-eighty-eight, a major campaign to end the disease polio was

发表于:2019-01-11 / 阅读(165) / 评论(0) 分类 健康与环境

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(180) / 评论(0) 分类 VOA标准英语2012年(八月)

It had been another hot spring day. By ten oclock in the evening, it had only cooled down to 87 degrees, according to Larry's thermometer in the living room. He rarely looked at his thermometer because he usually didn't care what the exact temperatur

发表于:2019-01-20 / 阅读(150) / 评论(0) 分类 365个英语简短小故事

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(161) / 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(164) / 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(144) / 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(143) / 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(160) / 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(148) / 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(133) / 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(161) / 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(171) / 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(150) / 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(154) / 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(163) / 评论(0) 分类 探索与发现2012年

一般入学程序都要交学费及填不少申请表格,例如学生证、申请宿舍等。我跟朋友说:I waited in the student affairs office in a crowded condition.但同学Gloria则指我说错了,condition一字应用复数condition

发表于:2019-02-13 / 阅读(162) / 评论(0) 分类 英文语法词汇
学英语单词
anode mould
Anopheles maculatus maculatus
APT (Automatic Programming Tool)
Aramia I.
aromatic-free white oil
Bacillus icterogenes capsulatus
Baker City
baladas
bari doab
be all the vogue
brainiacs
burghul
constant antenna tuning
cruciate ligament of atlas
current limitation characteristic
Customs Declaration for Duty
deactivation of support
decision market
defense against takeover
dodecathlon
drunkard's walk
dual capacity
electric route locking
embryomas of the kidney
ethane selenonic acid
felihoes
ferrodynamic instrument
ferromagnetic dielectrics
fratriage
French white
froterer
geometric drawing
grandevous
guapa
helical density instability
helobiae helobial type
high-pitched
high-speed hull
hot application type rust preventives
identification characters
impact bending
impurity control
incident vertex
interface connection
interlockings
jerids
koto players
labour expenditure
lacquer carving
lappaceums
laser reflector
Lassen County
linear
liquid source
magnifying power
manganous lepidolite
mean time of no failure operation
megatherm (climate)
melitite-basalt
mind your backs
morphea-like basal cell epithelioma
nanobristle
neidhart
nonadsorbing
octaphonic
ophthalmotomy
ostalgia
over-exertion
pishers
plasminogens
preskinned
pulse-type telemeter
pyrometer probe
quayer
reacknowledges
reef tackle patch
relative burmester point
risk-management
Routh's rule of inertia
ruffianisms
sbastien
send below
separate families
seroten
stacking fault defect
strength elongation diagram
stroop task
swelled-headness
The Computer Museum
theory of program correction
time transient
toila
transfound
tunnel grating measurement and control system
undergeneralizations
very large-scale integrated circuit
vinyldithiin
WEPPSI
wolke
yield model
Yokawa