颜料污染

SCIENCE IN THE NEWS - Findings About Air Pollution and Heart Disease / Fossils from the 'Missing Years' in Africa / U.S. Bans... By Caty Weaver Broadcast: Tuesday, January 13, 2004 (THEME) VOICE ONE:

发表于:2018-12-07 / 阅读(84) / 评论(0) 分类 科技之光

This is scientific Americans 60 second science, I am Sophie Bushwick. got a minute. Tens of millions of years ago, cephalopods were hiding from their enemies in clouds of ink. And it turns out that cuttlefish today produce ink thats almost identical.

发表于:2018-12-24 / 阅读(78) / 评论(0) 分类 Scientific American(五)月

(WA) Human populations near the equator have evolved dark skin over many generations because of exposure to the fierce rays of the Sun. A similar phenomenon has also occurred in other parts of the animal kingdom. The African grass mouse is a good ex

发表于:2018-12-30 / 阅读(94) / 评论(0) 分类 托福听力短文

发表于:2019-01-03 / 阅读(124) / 评论(0) 分类 医务英语

Now, heres something you dont see every day: scientists cure color-blind monkeys. According to a report published online in the journal Nature, researchers have used gene therapy to allow color-blind squirrel monkeys to look at their fruit in a whole

发表于:2019-01-08 / 阅读(118) / 评论(0) 分类 Scientific American(九)月

Imagine Van Gogh's paintings of yellow sunflowers. Now imagine the flowers brown. Eh, not so good. Sadly, we may someday see what that would look like. Because the bright yellow paints on the canvas are slowly turning muddy. Now, an international tea

发表于:2019-01-08 / 阅读(102) / 评论(0) 分类 Scientific American(二)月

LONDON, Aug. 10 (Xinhua) -- The weather for the closing ceremony of the London Olympic Games this Sunday is likely to be in the middle of a spike in air pollution, the British government air pollution forecast predicted on Friday. With just two days

发表于:2019-01-08 / 阅读(108) / 评论(0) 分类 英语新闻

Broadcast: May 6, 2003 By Caty Weaver VOICE ONE: I'm Sarah Long with Bob Doughty, and this is the VOA Special English program, SCIENCE IN THE NEWS. VOICE TWO: Today, we talk about some disorders of th

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 VOA2003(上)-健康资讯

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. Today, we will tell about some disorders of the skin, and ways to treat them. (MUSIC) VOICE ONE: Skin. It is the largest organ of the b

发表于:2019-01-11 / 阅读(139) / 评论(0) 分类 VOA慢速英语2007年(四)月

I hate pollution. It makes me really angry. I think pollution is greed. People dont care about the environment so they pollute the air just to make lots of money. Big companies are the worst. They pretend theyre not polluting. They have the money to

发表于:2019-01-21 / 阅读(174) / 评论(0) 分类 纯正英语一分钟

今天我们要学的词是pollution。 Pollution, 是污染的意思。 Air pollution, 空气污染。 Water pollution, 水污染。 Beijing's chronic pollution has been one of the biggest headaches for the Olympic Games organizers, 北京长期的空

发表于:2019-02-04 / 阅读(103) / 评论(0) 分类 英语每日一词

BEIJING, Jan. 29 (Xinhua) -- Thirty percent of official cars in Beijing should not be used when there is extremely bad pollution, traffic authorities confirmed Tuesday. The order was implemented on Monday evening to help combat the fourth round of he

发表于:2019-02-04 / 阅读(220) / 评论(0) 分类 英语新闻

BEIJING, Jan. 22 (Xinhua) -- Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year, the municipality's acting mayor said Tuesday. The capital will take 180,000 old vehicles off the roa

发表于:2019-02-04 / 阅读(108) / 评论(0) 分类 英语新闻

BEIJING, Jan. 19 (Xinhua) -- The number of vehicles on Beijing's roads could be cut on days when the city suffers from heavy air pollution, according to a new regulation released for comments on Saturday. According to the Beijing Municipal Air Pollut

发表于:2019-02-04 / 阅读(99) / 评论(0) 分类 英语新闻

NANCHANG, Feb. 25 (Xinhua) -- Tap water for 60,000 people was cut off Monday due to the pollution of a water source in east China's Jiangxi Province, government sources said. Around 10 a.m. Monday, an oily substance was seen floating near a water int

发表于:2019-02-04 / 阅读(97) / 评论(0) 分类 英语新闻

It may seem hard to believe that such an unusual looking animal has remained hidden for so long. 世界上存在如此相貌罕见而不为人知的动物,这似乎有点难以置信。 But scientists have only just discovered a new species of elep

发表于:2019-02-05 / 阅读(109) / 评论(0) 分类 英语新闻

At this rate, scientists will have to come up with a better description for the tomato than mere 'superfood'. While it has long been credited with cutting cholesterol and preventing some cancers, the fruit now appears to have two more healthgiving be

发表于:2019-02-06 / 阅读(100) / 评论(0) 分类 阅读空间

Hilary Duff - Come Clean Come Clean Hilary Duff Let's go back Back to the beginning Back to when the earth, the sun, the stars all aligned 'Cause perfect didn't feel so perfect Trying to fit a square into a circle Was no life I defy Let the rain fall

发表于:2019-02-08 / 阅读(109) / 评论(0) 分类 好听的英文歌曲

WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A

发表于:2019-02-18 / 阅读(120) / 评论(0) 分类 英语新闻

Q: What is the saddest truth about life? 生活中令人沮丧的真相是什么? 获得9.5k好评的答案@Dushyant Bhati Half the world's starving; the other half is trying to lose weight. 世界上有一半的人正在挨饿,另一半的人却在

发表于:2019-02-18 / 阅读(104) / 评论(0) 分类 阅读空间
学英语单词
absorptance for solar radiation
air injection
American with Disabilities Act
amphidromic regio
Anaphalis margaritacea
baade
baggage card
benzo-fast-orange
binary picture
biorefining
blagonravov
blue bottle
box-drawing character
capital and liquidity requirement
Cattani's senum
checked out
clamp iron U
climbing stem
consecutive or sequential reaction
continuum of states
daphniphyllum glaucescens oldhamii lanyuense
differential audio output
digdown
doctrine of descent
draft aft
droplet interferometry
drying loft
estend
external superheater
farst
feedback path
field search argument
Friedricksgabe
genus clematiss
gotten lucky
half-soiling
hanshin
Henin-Beaumont
hooved
Horonite
idesia polycarpa var.vestita diels
iknoian
industrial reactor
inferior aberrant ductules
infrared astronomy
interferometric test
kenotron rectifer
lemonnier
lesers
ligatin
light chestnut coloured soil
major tuneup
mandler
maxilloalveolar breadth
mercurius dulcis
mima
moving average by 12 months
musculi longissimus cervicis
nonhardy
nonperiodic phenomena
nose-wash
o-tolylcarbinol
oil gas and water analysis
on a higher floor
optimum stopping performance
oroanal
pachomiuss
par above at a premium
phase density spectrum
piripiri fibre
plotting office
polychondropathia
poudretteite
pro-sumti
protection suit
radiolabelled
resonance shift
respiratory practitioner
revelrous
rhabdophis swinhonis taiwan keelback
rotational stiffness factor
Sessilina
single-leg propeller strut
spinous layer
studding sail boom hitch
subrostral cartilage
sword fern
talking of
thrifty condition
to go together
torteise
tunnel foundation
ulen
ulomi
ultramafic
unobjectible
unsoul
ustilazin
vaginal hysterotomy
verruca venereal
Whampoa Estate
yamni