[化] 二氧化硒
[医] 二氧化硒

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(515) / 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(256) / 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(208) / 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(172) / 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(311) / 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(266) / 评论(0) 分类 Listen this way听力教程

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(137) / 评论(0) 分类 经济学人科技系列

99 吸收金属原料的植物有助于抗癌药品的研制 AGRICULTURE REPORT September 25, 2001: Plants that Absorb MetalsBy George Grow (Start at 1'00

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 科技之光

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(137) / 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(145) / 评论(0) 分类 Scientific American(八)月

Study Shows Vitamin E Increases Prostate Cancer Risk A number of medical studies over the years suggested that vitamin E, taken as a dietary supplement, might help prevent prostate cancer. But new research finds not only that the earlier studies were

发表于:2019-01-14 / 阅读(137) / 评论(0) 分类 VOA标准英语2011年(十月)

Scientists Suggest Adding Selenium to Diets in Malawi The study, which was published in the journal Scientific Reports, found that most Malawi soils do not have an adequate amount of selenium required for human nutrition. In the report, researchers a

发表于:2019-01-14 / 阅读(143) / 评论(0) 分类 VOA标准英语2013年(三月)

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(153) / 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(152) / 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(179) / 评论(0) 分类 农业与发展

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(221) / 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(165) / 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(181) / 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(151) / 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(122) / 评论(0) 分类 托福英语
学英语单词
a household word
adjustable fulcrum
aetz
affinity charter
alnami
amber-gris
anchor bolt slot
anticlastic surface
average survey
bannetons
Benton City
biodegradabilities
blowing characteristics
buck-naked
cannabinums
canonical form
car row
central ataxia
chipology
chuguos
compensation device
countertheses
cupressene
david hartleys
deconfinement
deflection pattern
deformation of complex structures
depopulates
derailment guard
DFT (discrete Fourier transform)
Dichloroethyl
dope something out
dry transformer
education of orphan
emery bag
federal home loan mortgage corporations
ferrodynamic instrument
festilogy
fetal body
firebrigade
frears
frequently used data
graphical solution of inequality
hold by the throat
infrared multiphoton absorption spectrum
invigilation
jacketed fuel line
Kiniama
knoke
lake effect storm
lavidnian
lettuceless
lispendens
low-energy collision
lowtemperature cabinet
Mahondolo
metallurgical property
microjustification
midden crow
monocation
non hardened fabricated crossing
not trustworthy
nutrition labeling regulation
Oxdrift
padel
peloria
pipe detector
pitted teeming
poaophyllous
pollution abatement
powdered bakelite plate
pynstal
rack and-pinion steering gear
radio geodesy
real time extrapolation
refiner
rep. repair
revalidation sticker
right to self-determination
robot manipulator
Sabaragamuwa, Prov. of
Samuel Clemens
shape-memory polymer
single thread
soak it
spoil ... appetite
square-headeds
st. charles pt.
stinking smut
subdorsal plates
Svetko
T-shaped current-displacement bar
thalamo-cortical fiber
the queen of hearts
tread the deck
treatment of loss
tripair
turbinids
undeliverable import goods
Westergellersen
work one's passage
xml exchange