人工污秽试验

Cars in the Future As big cars cause many problems,such as pollution, shortage of parking space,crowded trfafic,scientists are now trying to design some small cars that may some day replace todays big automobiles.If more people begin to drive such ca

发表于:2018-11-30 / 阅读(308) / 评论(0) 分类 英语专业四级考试指南

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

发表于:2018-12-02 / 阅读(212) / 评论(0) 分类 2007年NPR美国国家公共电台

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(196) / 评论(0) 分类 创新英语

Scientists Will Test New Drugs on Artificial Micro-Organs 科学家将在人工微型器官上测验新药物 Testing new drugs on lab animals is not the same as testing them on the species they are intended for. But in early stages of research, test

发表于:2018-12-08 / 阅读(156) / 评论(0) 分类 VOA标准英语2014年(四月)

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

发表于:2018-12-16 / 阅读(122) / 评论(0) 分类 VOA标准英语2015年(一月)

研究显示空气污染可能会损害思考能力 And today begins with an international study that suggests air pollution may be damaging the people's ability to think. The study came out Tuesday in the proceedings of the National Academy of Scien

发表于:2018-12-20 / 阅读(102) / 评论(0) 分类 CNN美国有线新闻2018年9月

[00:28.50]You'll hear three pieces of recorded material. [00:33.18]Before listening to each one,you will have time to [00:38.14]read the questions related to it. [00:41.80]While listening, [00:44.67]answer each question by choosing A,B,C or D. [00:50

发表于:2018-12-27 / 阅读(250) / 评论(0) 分类 最新版英语听力教程

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

发表于:2019-01-02 / 阅读(248) / 评论(0) 分类 60秒科学

EDUCATION REPORT - Computer Graded Writing By Nancy Steinbach Broadcast: Thursday, August 12, 2004 This is Steve Ember with the VOA Special English Education Report. Last year, a report by a committee

发表于:2019-01-06 / 阅读(174) / 评论(0) 分类 教育与新闻

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(149) / 评论(0) 分类 英语新闻

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(213) / 评论(0) 分类 VOA标准英语2011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(218) / 评论(0) 分类 纯正英语一分钟

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前,The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

发表于:2019-01-30 / 阅读(148) / 评论(0) 分类 英语单词荟萃

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(139) / 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(256) / 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(156) / 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(138) / 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(152) / 评论(0) 分类 英语新闻

A robot is being designed to compete with 12th graders during the college entrance examination in 2017 and get a score qualifying it to enter first-class universities in China, according to Huaxi Metropolis Daily. 据华西都市报报道,由中国设

发表于:2019-02-08 / 阅读(212) / 评论(0) 分类 英语新闻

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

发表于:2019-02-12 / 阅读(214) / 评论(0) 分类 VOA标准英语2011年(十一月)
学英语单词
Acnestrol
aliens holding diplomatic
Ambrose Bierce
arcus palpebralis superior
Aschoff, Karl Albert Ludwig
basilar membranae
be a bit much
Bnc.
board rooms
business strategy
busts my ass
capillate
Cartesian diagram
chainlinks
claw belt
clut l.
column end-fixity coefficient
conflict detection
copyleft symbols
counter-round
coupling pole
cricket test
dari
daschle
decantion
defence construction
deplasmolyze
digitalonin
electrop level
energy-momentum tensor
femtohm
fish-pond spillway
flat-point
four-section cut
Gallatin, (Abraham Alfonse) Albert
gate current
giganti
global convergence
graduation thesis
heavy fuel separator
helical delay wave deflection system
hermetically sealing
homegroup
horizontal dissection of mountains
HS-DSCH
icejam stage
inertia resistance
inner head seal ring
Kochmar
latent class (lc) model
latent unemployment
Latin alphas
light spot scanning
main pitch circle
mingwort
negative plate group
noughty
order cordaitaless
Otradnaya
Ottertail
out of debt
paesanas
parallel field
parking stall
peace operations
Population-weighted
pseudencephaly
quick engine change unit
radical rightism
ram guide
rubroglicocladin
rummish
saakashvili
sabbatical year
sedimentation accumulation
seeny
semi-organic chemistry
Sgt Maj
sham eating
ship plane
silk-tulle
sphenoid cell
spread across
streaming protocols
subconfluence
supra-acoustic
tax retention ratio
TCP splicing
telephone call
tonified
touch-papers
transmitting medium
traveling detector
true absorption coefficient
typhoid pellagra
umman
upper lock
utterness
video blaster
whittingtons
wiggery
zone loading procedure