大气区

Without air, there would be no fire. There would be no cars or trucks, since motors need air in order to work. Without air, there would be no wind or clouds. There would be no weather, as we know it.(

发表于:2018-12-01 / 阅读(390) / 评论(0) 分类 自考英语(一)78讲

Broadcast: Jan 29 2003 Two senior U.N. officials warn the HIV/AIDS pandemic in southern Africa is changing the nature of 1) famine in the region and is 2) unleashing a disaster that threatens the exis

发表于:2018-12-08 / 阅读(254) / 评论(0) 分类 VOA2003(上)-健康之旅

By Heda Bayron Hong Kong 05 August 2007 An aerial view of the Siachen Glacier, northwest of Jammu, India U.S. scientists say clouds of man-made haze that blanket southern and eastern Asia are helping accelerate the melting of the Himalayan glaciers.

发表于:2019-01-04 / 阅读(215) / 评论(0) 分类 2007年VOA标准英语(八月)

The National Oceanic Atmospheric Administration [NOAA], spends most of its time trying to understand and predict changes in the environment, along with conserving and managing coastal and marine resources. But its scientific expertise also just made

发表于:2019-01-08 / 阅读(208) / 评论(0) 分类 Scientific American(九)月

By Brian Padden Irbil, Iraq 23 August 2007 The electricity shortage in Iraq continues to plague the country. Power blackouts have become a telling symbol of the difficulties Iraq's government and the United States are having in improving life for ord

发表于:2019-01-13 / 阅读(257) / 评论(0) 分类 2007年VOA标准英语(八月)

HARI SREENIVASAN: You may have seen the documentary Blackfish that examined the treatment of killer whales at SeaWorld Orlando. Now at the Miami Seaquarium, another controversy is brewing over a whale named Lolita. The National Oceanic and Atmospheri

发表于:2019-01-27 / 阅读(218) / 评论(0) 分类 PBS访谈环境系列

Science and technolgy 科学技术 Geoengineering 地理工程学 Implicit promises 包含着承诺 A geoengineering experiment has come unstuck. But there will be more 地理工程试验取得突破。可期待更多。 FOR the past few years, a Eur

发表于:2019-01-30 / 阅读(333) / 评论(0) 分类 经济学人科技系列

By Derek Kilner Nairobi 06 February 2008 Two explosions have killed at least 20 people in the port town of Bosasso in the semi-autonomous Puntland region of Somalia. As Derek Kilner reports from VOA's East Africa Bureau in Nairobi, Puntland has gener

发表于:2019-01-31 / 阅读(207) / 评论(0) 分类 VOA常速英语2008年(二月)

By Douglas Bakshian Manila 08 October 2007 The Asian Development Bank says Asia and the Pacific are behind in meeting certain parts the United Nation's Millennium Development Goals. A new report by the ADB and the U.N. Development Program says progre

发表于:2019-01-31 / 阅读(234) / 评论(0) 分类 2007年VOA常速英语(十月)

According to the latest research, vehicles, coal-burning, airborne dust and industrial production account for 85 to 90-percent of the major airborne pollution sources in most Chinese cities. Vehicles are the biggest polluters in Beijing, Hangzhou, Gu

发表于:2019-02-03 / 阅读(195) / 评论(0) 分类 英语新闻

By Heda Bayron Hong Kong 02 August 2007 U.S. scientists say clouds of man-made haze that blanket southern and eastern Asia are helping accelerate the melting of the Himalayan glaciers. VOA's Heda Bayron reports from our Asia News Center in Hong Kong

发表于:2019-02-05 / 阅读(224) / 评论(0) 分类 2007年VOA标准英语(八月)

WASHINGTON, June 23 (Xinhua) -- Last month was the hottest May since record keeping began in 1880, the U.S. National Oceanic and Atmospheric Administration (NOAA) said Monday. 图片1 The combined average temperature over global land and ocean surfac

发表于:2019-02-06 / 阅读(220) / 评论(0) 分类 英语新闻

New research suggests agriculture has greatly increased the amount of dust blowing off of West Africa, the world's largest source of atmospheric dust, and may have been one factor driving the decrease in rainfall in the region over the past several c

发表于:2019-02-07 / 阅读(300) / 评论(0) 分类 VOA标准英语2010年(七)月

WASHINGTON Folks sweating out the heat wave battering parts of the country may just have to get used to it. 美联社华盛顿 2010年7月8日消息:那些在肆虐美国部分地区的热浪中汗流浃背的人们也许只好逐渐适应这种天气

发表于:2019-02-07 / 阅读(209) / 评论(0) 分类 阅读空间

In the Pacific state of Hawaii, U.S. President Barack Obama on Sunday told leaders of the 21 Asia Pacific Economic Cooperation economies that the region will be key to U.S. economic recovery. With much of the formal summit activity, including a worki

发表于:2019-02-08 / 阅读(213) / 评论(0) 分类 英语新闻

A diamond worth ?12,000 was shot into space this morning - and whoever finds it when it lands back on earth gets to keep it. 今天早晨一颗价值1万2千英镑的钻石被送入太空,在它落地后,谁能找到它,它就归谁。 A diamon

发表于:2019-02-08 / 阅读(246) / 评论(0) 分类 英语新闻

A alternate bearing 大小年结果 amendment 调理剂 ample 充足的 anatomical 解剖的 aneuploid 非整倍性(的) anion 阴离子 annual 一年生植物,一季生植物 anther 花粉囊,花药 anthocyanin [植]炭疽病 antibiotic 抗生

发表于:2019-02-09 / 阅读(338) / 评论(0) 分类 英文语法词汇

Residents of the breakaway Georgian region of Abkhazia voted for a new president Friday, three years after Russia recognized the region, and another breakaway area, South Ossetia, as independent states. Three candidates are hoping to replace Presiden

发表于:2019-02-18 / 阅读(211) / 评论(0) 分类 英语新闻

Science and technology 科学技术 Measurement 测量 Mass effect 质量效应 A better way to clean the world's one true kilogram 清洁世界上真正一千克的更好方法 IN SEVRES, on the outskirts of Paris, sealed beneath a triplet of bell j

发表于:2019-02-24 / 阅读(261) / 评论(0) 分类 经济学人科技系列

Science and technology. 科技。 Geoengineering. 地理工程学。 Implicit promises. 包含着承诺。 A geoengineering experiment has come unstuck. But there will be more. 地理工程试验取得突破。可期待更多。 FOR the past few year

发表于:2019-02-26 / 阅读(255) / 评论(0) 分类 经济学人综合
学英语单词
absolute value sign
ad finem
age subculture theory
Alnoxin
aroids
arsenic(iii) bromide
associated director
audiovisual communication
average coordinate system
Blackout Period
board of alder men
cardiovasular shunt
carrying velocity
clastic sedimentary rock
cluster-type diamond dressing
columellate
crystallise
customer resistance
Daiwabo Polyno
dental gigantism
diaphragma Cerebri
dictyochaeta subfuscospora
dry cargo time charter freight rate
entertainment expenses
eosino-
Euclidean plane
four-port valve
frost valve
gasoline pressure band pump
glideover seat
granulocyte series
grass-minimum temperature
great minds
Grocrene
have an edge on sb
heat soak-back
helium tank
Helmand, Daryā-ye(Rūd-e Hīrmand)
hitself
horse-tail structure
ice scouring machine
Indep.
jiu (jiul)
junctional rhythm
ka'ba
lateral velocity change
linked list
magoll
markedly
narrowcasted
obligatory subject
OLE - Object Linking and Embedding
on the nut
onthophagus (serrophorus) sagittarius
Oospora indica
orientation price
own basket
percoids
pin-prick
porous plaster
power semiconductor equipment
predispose someone to
questions of common interest
quiet title
resistance butt joint
Sauzal
scattering topography
schrags
scurage
shaft of fibula
side-looking airborne radar
smight
software library
spackling compounds
spoking
stipital suture
stmc
stowage certificate
suitoring
superior spongy bone
superior vermian vein
taken a lap
target identification bomb
technovation
telescope objectives lenses
test for reinforcing plate
through and through
torch welding
transverse fault
Trifluoroperazine
unfamished
UUID
variable state word
veg.
vigilies
vinyl-guarded
volume withdrawl
well-informeds
wet flashover distance
white dipladenias
wormgears
ythrust