柱层臭氧(指地球表面某一地区上空大气层的臭氧含量)

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(480) / 评论(0) 分类 上海牛津初中英语九年级

Staircase Intonation So what is intonation in American English? What do Americans do? We go up and down staircases. We start high and end low. Every time we want to stress a word or an idea, we just start a new staircase. That sounds simple enough,

发表于:2018-12-02 / 阅读(212) / 评论(0) 分类 美语口音训练第一册

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(163) / 评论(0) 分类 听一分钟英文-O

Unit 6 By the time I got outside, [00:07.14]the bus had already left. [00:10.03]SECTION B [00:11.87]1a Put these words in the correct columns [00:16.86]in the chart. [00:19.03](Some words can go in more than one column.) [00:23.50]fool costume [00:27

发表于:2018-12-10 / 阅读(212) / 评论(0) 分类 初中英语山东版九年级(全一册)

UNIT 5 I like music that I can dance to. [00:09.02]I only eat food that tastes good. [00:12.66]Section 1 Before You Read [00:15.37]GROUPWORK [00:17.72]Look at the diets of two people. [00:20.68]Discuss which diet is healthier and why. [00:24.50]LINDA

发表于:2018-12-10 / 阅读(288) / 评论(0) 分类 初中英语山东版八年级下

[00:00.00]Unit 2 第二单元 [00:06.95]Exercise 1 练习一 [00:10.79]Listen and write the words in the correct column. [00:14.79]these [00:20.14]year [00:26.70]like [00:32.94]minute [00:39.63]Chinese [00:47.28]red [00:53.19]ear [00:58.54]pen

发表于:2018-12-12 / 阅读(132) / 评论(0) 分类 新标准小学英语活动用书6册(一年级起点)

[ti:UNIT 1 A Trip to Beijing Lesson 8] [0:01.395]Unit 1 [0:03.426]A Trip to Beijing [0:06.318]Lesson 8 [0:08.234]Unit Review [0:10.902]Ⅰ. [0:12.257]Building Your Vocabulary [0:15.151]A. [0:16.433]Fill in the blank with the proper word. [0:19.751]Th

发表于:2018-12-13 / 阅读(217) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

Unit 7 How do you make a banana smoothie? [00:04.99]SECTION A [00:07.92]1b Listen and put the instructions in the correct order. [00:55.14]2a Listen to Maria and Katie making fruit salad. [01:02.41]Write the names of the ingredients under Now much or

发表于:2018-12-13 / 阅读(227) / 评论(0) 分类 新目标初中英语八年级上

Unit 5 When was he born? [00:06.46]Section B [00:08.19]1a Look at these people.Under each picture, [00:13.94]write one or two words to describe the person. [00:18.35]talented loving outstanding unusual [00:25.78]beautiful creative kind famous [00:33.

发表于:2018-12-13 / 阅读(324) / 评论(0) 分类 初中英语山东版七年级下

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(199) / 评论(0) 分类 英语课程学习计划和讲义

Global Warming and Ozone 全球变暖和臭氧 Could the coming century bring a new threat to the ozone layer? Discover one scientist's model of the effect of global warming and greenhouse gases on ozone -- on today's Earth and Sky. DB: This is Earth and S

发表于:2019-01-02 / 阅读(214) / 评论(0) 分类 (科普英语)Earth and Sky

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(106) / 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(160) / 评论(0) 分类 2018年VOA慢速英语(五)月

After a beautiful purebred puppy wandered onto our back porch and made himself at home, my husband composed an ad for the

发表于:2019-01-03 / 阅读(185) / 评论(0) 分类 英汉幽默故事选读

美语中,一些感叹词的意义跟字典上的解释不尽相同,要在日常生活中才能体会到。让我们看看以下几个例子: Oh的字典意义是嗬;哦;哎呀,表示惊讶、的恐惧等。但将这个词连起来用,却

发表于:2019-01-09 / 阅读(142) / 评论(0) 分类 实用英语

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(151) / 评论(0) 分类 VOA2003(下)-环境与健康

MARY LOUISE KELLY, HOST: On page A23 of today's Washington Post you can find the last column Jamal Khashoggi wrote before he disappeared. Khashoggi went missing on October 2. It looks increasingly likely that he is dead, a reality President Trump ack

发表于:2019-01-17 / 阅读(129) / 评论(0) 分类 2018年NPR美国国家公共电台10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(159) / 评论(0) 分类 纯正英语一分钟

25 大气层中臭氧正日渐稀薄 DATE=3-21-01 TITLE=SCIENCE REPORT - (1)Springtime Ozone Loss BYLINE=George Grow (Start at 1'00

发表于:2019-01-30 / 阅读(347) / 评论(0) 分类 科技之光

HEALTH REPORT – Study Links Ozone Pollution to Increased Deaths By Cynthia Kirk Broadcast: Wednesday, December 08, 2004 I'm Gwen Outen with the VOA Special English Health Report. American researcher

发表于:2019-01-30 / 阅读(135) / 评论(0) 分类 健康与经济
学英语单词
a dog in the manger
aberrancies
ABIS
arthroplasty of interphalangeal joint
asfetida
Ayrton
bill account
boxed processor
Brakpoort
bridging-over flue
Brochet, L.
bulgarian
by-tale
cerium(iii) acetylacetonate
chaetosphaeria yosie-hidakai hino
cheapernet wire
chromic formate
compensator-amplifier unit
complexing action
computerized axial tomography scanners
confert
contemptuousness
core loss current
corians
counter race
cracker boxes
crude wax
deceive
defence works
depository publications
Derbyshire spar
direct-grant
disorderly closedown
double-focusing mass-spectrograph
easts
employee-managements
enamel cooler
Eustigmatophyceae
fixed array multilaser radar
fusiaphera macrospira
gambirine
gibrans
grimsir
groundings
high duty die
Hoddle
hydrocarbon oxidation
identation cup
intestinal groove
intragenerational mobility
judging from
Korean wares
line strobe
linear park
Lotus alloy
lummoxes
Maxim gun
metal-dip brazing
militance
milliroentgen/hour
mossaad
nerf ball
nivarox spring
nonterminating uninterruptible
normokalaemia
ophitoxemia
overpressured formation
pack-and-go
paul hermann mullers
periosteal reflex
Proctor needle
punning
put someone in mind of a person
Ranunculus arvensis
raw material
remote control substation
Rhodiola primuloides
ribofuraose
roll chart
SDHC card
seine-net fishing boat
Sepandan
shook down
simple-harmonic motion
sonalert
spamvertisers
strong concrete
superelliptic
susters
synthetic crude oil
Theaster
tiamats
towing davit
treasuring
tungsten-inert gas welding
Urucara
valid obligation
vertical optical comparator
weight loaded accumulator
whitelion
whoop de do
word-form