二氧化铱 {氧化铱(IV)}

CHAPTER TWO Reading POLLUTUO FIGHTERS [00:09.90]Judy is collecting some facts for a class project on pollution. [00:18.44]She is interviewing Doctor Ray,a scientist,about trees. [00:27.51]Judy:Why are you so interested in trees,Doctor Ray? [00:38.16]

发表于:2018-12-01 / 阅读(496) / 评论(0) 分类 上海牛津初中英语八年级

[00:04.88]LISTENING [00:07.63]Listen to the description of the three culture sites. [00:12.67]Complete the map of each site based on what you hear on the tape. [00:18.55]List the names and the importance of the sites,and what is being done to protect

发表于:2018-12-13 / 阅读(246) / 评论(0) 分类 人教全日制普通高中英语(必修)高一

[00:05.07]Unit 22 Environmental Protection Culture Corner [00:10.88]The World Wildlife Fund [00:13.93]The World Wildlife Fund (WWF) [00:16.91]was found by Sir Peter Scott in 1961. [00:20.98]His goal was to help protect the Earth's [00:23.39]natural e

发表于:2018-12-13 / 阅读(201) / 评论(0) 分类 北师大版高中英语模块8(选修)

[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1

发表于:2018-12-13 / 阅读(166) / 评论(0) 分类 北师大版高中英语模块8(选修)

Unit 8 [00:02.90]Save Your World!What Is Garbage?Garbage is everything that you throw away. [00:13.06]What do we do with garbage?We bury or burn most garbage. [00:19.54]Burying garbage is quick and easy but uses a lot of land. [00:26.07]Most land nea

发表于:2018-12-17 / 阅读(303) / 评论(0) 分类 河北加拿大版初中英语读物

Listen this way听力教程第二册-17

发表于:2018-12-27 / 阅读(247) / 评论(0) 分类 Listen this way听力教程

The K-T boundary marks the end of the age of dinosaurs, and the beginning of the age of mammals. KT界限层标志着恐龙时代的终点和哺乳动物时代的开端。 But does the K-T boundary really signify the absolute end of all dinosaurs? 不过

发表于:2018-12-28 / 阅读(130) / 评论(0) 分类 侏罗纪搏击俱乐部

Science and technology. 科技。 Carbon capture and storage. 碳的收集和储存。 A shiny new pipe dream. 闪亮的管子 崭新的梦想。 Capturing the carbon dioxide from power stations is not hard. But it is. expensive. A new project in Nor

发表于:2018-12-31 / 阅读(130) / 评论(0) 分类 经济学人科技系列

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

发表于:2019-01-03 / 阅读(131) / 评论(0) 分类 VOA2004(下)--健康科技

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? You don't have to be a champagne buff to want the best flavor from your bubbly. So the secret to a perfect glass? It's all in the pour, according to a study in

发表于:2019-01-08 / 阅读(139) / 评论(0) 分类 Scientific American(八)月

US Company Developing Space-Based Plane Tracking 美国公司开发太空基地飞机追踪技术 LEESBURG, VA One of the reasons Malaysia Airlines flight MH370 hasn't been found is because the plane couldn't be tracked continuously over the ocean. I

发表于:2019-01-14 / 阅读(134) / 评论(0) 分类 VOA标准英语2015年(八月)

You might think it's your colleagues or the pressures of work that's getting you down at the office, but new research suggests it could well be the air you're breathing instead. Scientists in the US have found that the concentration of carbon dioxide

发表于:2019-01-16 / 阅读(149) / 评论(0) 分类 阅读空间

Oil is good and bad. Its good because it helps our energy needs. Its bad because it causes pollution. Oil is a fossil fuel. Burning it produces carbon dioxide (CO2). This is one of the biggest causes of global warming. There isnt much oil left in the

发表于:2019-01-21 / 阅读(147) / 评论(0) 分类 纯正英语一分钟

AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have

发表于:2019-01-30 / 阅读(172) / 评论(0) 分类 农业与发展

A radioactive source which went missing four days ago has been found on Saturday evening. An Iridium 192 source, which was used to inspect a Sinopec industrial device in Nanjing by a testing company, had gone missing on Wednesday. Ten people in the s

发表于:2019-02-08 / 阅读(167) / 评论(0) 分类 CCTV9英语新闻2014年05月

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(217) / 评论(0) 分类 英语新闻

Drivers in the eastern United States may soon start paying for the pollution made by their motor vehicles. Nine eastern states and Washington, D.C. are launching a system of pricing the carbon dioxide produced from burning gasoline and diesel fuel. M

发表于:2019-02-14 / 阅读(160) / 评论(0) 分类 2019年VOA慢速英语(一)月

Curbing climate change The deepest cuts 控制气候变化 一切为了减排 Our guide to the actions that have done the most to slow global warming 我们的行为指南已经最大限度减缓了全球变暖 ON SEPTEMBER 23rd 120-odd presidents an

发表于:2019-02-16 / 阅读(174) / 评论(0) 分类 经济学人要闻

新GRE阅读文章内容复杂程度降低了,但是新GRE阅读变化在于逻辑复杂程度升高。考生们想要获得新GRE阅读理解的高分,则更加注重文章的内在联系。这反映了ETS对于影响研究生阶段学术成功的

发表于:2019-02-17 / 阅读(145) / 评论(0) 分类 GRE英语

托福阅读的关键是在于多看多练,为了帮助广大考生更好的复习,小编为大家整理提供托福阅读背景知识,以供各位考生复习参考,生活中有很多事情需要大家细心观察和发现,阅读文章不仅

发表于:2019-02-21 / 阅读(117) / 评论(0) 分类 托福英语
学英语单词
a axis
afferent limb block
ahe
application money
azimuth selsyn
backing-ring
bank-inset reef
barretter bolometer
bauchles
benzole wash oil
betweenwhiles
camphor dune tansy
cardiotomy reservoir
casein-formaldehyde resin
chalcites
chalky-white
cheese dips
chirpaur
collection variable
core cavern
corpocratic
Criteria of Discharges of Oil and Oily Mixtures from Ships
darning last
deck coil
Diarizos
dimethyl cholamine
disclothe
discomplexion
discount charges for seller's account
disembodied brain
divest ... of
druggare
Dyankovo
edituate
enclosed medical gas system
enteropathogenic
Epigeneium amplum
feeding period
flexible reflector curtain
frame pitch
Geoff Hurst
grain-supported fabric
green brickwork
hierarchy of argument type
i'tikaf
immutate
individual show jumping
interpopulation dispersion
isolated limited secondary circuit
kashans
keyavi
Let out!
local board
LORAN double slave
manual multiple type switchboard
mould-breakers
muningin
noncoincident
nonterminals
not with a bang but a whimper
nuclear steam supply system
personal defence weapon
polysynody
power sweep
predetermined policy
preservatrice
prunes
quilo
reenforced stationary anchorage
reflectance (optical) density
rubrospinal
scutellar
sebumeter
selector range
send-offs
Seranishi
shelver
Shipley
short-circuit evaluation
shorted diode fault
simple doubling time
single-heterojunction laser
sleigh
slopseller
sombras
spackler
strike pay
substantive rules
summer weed
swep-
temperature-gravity graph
The Fixed Limits Per Ton
thermal wake
thyroidal tuberculosis
total occupation
unidirectional microphone
up to dictionary
vigorize
Villanueva de San Juan
voltage between phase wire and ground
Welokā
winly