音标:[ˈfizikəl ˈleiə ˈprəʊtəˌkɔ:l] ;
物理协议

CHAPTER ONE [00:44.25]READING [00:45.74]Page 2 and 3 [00:48.43]THE YOUNG GREEN CONSUMER GUIDE [00:51.51]Review by Tony Ma [00:54.62]This book says that our world is in danger [00:59.32]It is vital that we do something to save the earth [01:04.21]Firs

发表于:2018-12-01 / 阅读(694) / 评论(0) 分类 上海牛津初中英语九年级

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(311) / 评论(0) 分类 听一分钟英文-O

United Nations Report Says Earths Ozone Layer Is Healing A new study says the protective layer of the Earths atmosphere is finally healing from damage by humans use of harmful chemicals. Aerosol sprays and coolants had been thinning the ozone layer s

发表于:2018-12-16 / 阅读(205) / 评论(0) 分类 2018年VOA慢速英语(十一)月

The Importance of Physical Exercise Everyone hopes to live happily in the world. Physical exercise is indispensable to a happy life. There is a famous saying: Life lies on exercise. Although you will not necessarily die without regular physical exerc

发表于:2018-12-18 / 阅读(300) / 评论(0) 分类 英语作文

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(340) / 评论(0) 分类 世界节假日博览

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(370) / 评论(0) 分类 英语课程学习计划和讲义

Task 2: A Work Qualification Test Script According to a report by Australian researchers, the hole in the ozone layer over Antarctica will probably start closing within five years. They say it may be completely closed within fifty years. The ozone la

发表于:2018-12-29 / 阅读(224) / 评论(0) 分类 新视野大学英语:视听说教程 3

【今日基础词】 Physical 【Transcript】 A: Ive heard some friends say when they get the article, its quite different from what they see on the website advertisement. B: That happens. Without close quality examination, we may encounter fraud,

发表于:2018-12-30 / 阅读(255) / 评论(0) 分类 听基础单词练听力

Global Pollution Trends According to a recent report by the UNEP 1 , if car numbers keep increasing at the present rate, there will be more than a billion on the road by 2025. Today, motor vehicles pu

发表于:2018-12-30 / 阅读(368) / 评论(0) 分类 英语沙龙2004全年合辑上

ENVIRONMENT REPORT - November 1, 2002: Shrinking Ozone Hole over Antarctica By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Australian researchers say the hole in the ozone layer o

发表于:2019-01-02 / 阅读(249) / 评论(0) 分类 健康与环境

Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many

发表于:2019-01-03 / 阅读(311) / 评论(0) 分类 2018年VOA慢速英语(五)月

T1 Carrier A T1 carrier is a time-division multiplexed digital transmission facility capable of supporting 24 voice channels, (each encoded as a 64 kbps PCM DS0 signal), producing an aggregate multipl

发表于:2019-01-03 / 阅读(242) / 评论(0) 分类 电信英语

P-MAC packet media access controller PAD packet assembler-disassembler PCB printed circuit board PDS premises distribution system Personal Communications Personal communications provides at least one

发表于:2019-01-03 / 阅读(297) / 评论(0) 分类 电信英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(369) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(349) / 评论(0) 分类 VOA2003(下)-环境与健康

Earth's Ozone Layer Shows Signs of Recovery 地球臭氧层出现恢复迹象 The new report says the Earths ozone layer is showing signs of recovery. Ozone is a form of oxygen. It is found in the air we breathe and in Earth's atmosphere. The ozone l

发表于:2019-01-12 / 阅读(343) / 评论(0) 分类 2014年VOA慢速英语(九)月

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(328) / 评论(0) 分类 纯正英语一分钟

The same technology used to make prosthetic limbs is now being used to clone some of the world's earliest manuscripts from Mesopotamia, an area near modern-day Iraq. When the US invaded Iraq in 2003, thousands of artifacts were stolen from museums in

发表于:2019-01-22 / 阅读(242) / 评论(0) 分类 自然百科2009年

Ozone layer(臭氧层) 'is no longer disappearing and will return to full strength by 2048', says UN report. The ozone layer is no longer disappearing and could be back to full strength by the middle of this century, UN scientists have confirmed(

发表于:2019-02-07 / 阅读(223) / 评论(0) 分类 英语新闻

本期内容: Leaders from nearly 200 nations signed an agreement to phase out hydro fluorocarbons, chemicals used in refrigeration and air conditioning. In the 1980s the Montreal Protocol replaced chlorofluorocarbons, which were known to harm the

发表于:2019-03-02 / 阅读(349) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
acomer
amenorrhoeae
andruitti
automatic sprinkler and fire detection system
barracks management
brake-rod spring
braneworlds
Bubnovka
cactal
carcinoma of larynx
catenary furnace
charging chute
chocolatta north
claesz
coaxial measurement target
concave extension
Contract of Towage
Corydalis helodes
crooknecks
decolourant
discovery mode
dural alclad
ecofallow
edu
epilepsia rotatoria
eris
ethnic identity
factor of probability
first engineer officer
fixed-field
flected
foreign corporation
four-eyed fishes
fuel oil distribution box
garenoxacin
gas hood
gcap
Gdynian
Gnutz
h(a)emocyte
hagiographically
hair disc
hereditary deforming chondrodystrophy
hlne
Hongqi Canal
insulin sensitivity
interrenal cell
iron pyrophosphate
jacobis
kaluza klein theory
labdanolic acid
lagged product
latex foam product
Litchi chinensis
lumped together
mean inequality
metalized graphite brush
micro connectors
moharrams
monocephalus
multiple activity operation chart
musculus cumingianus
Namak, Daryācheh-ye
narcizo
oil wick
open dump body
Orion's Belt
outer ring axis
overtreatments
paralinomorpha muchei
pheonix
placation
plausibler
pressure interface
productive employment
pronoe capito
pulling broach
quasi communism
race prejudice
radiobromine
reflection reducing coating
repacked
restak
restaurant chains
sandry
seasonality in production
sidewall box
slam book
specific electron charge
spraying robot
standard cost system
sub-schema entry
theories of electron diffraction and scattering
tie rod dust seal
total propeller disk area
transcendental perspective
unhabitated
unlocking dual control
ursolene
vinylidene chloride-acrylonitrile resin
vomeronasal nerve
zero valence