n. 汞污染的

Project Mercury: The American Space Program Begins SHIRLEY GRIFFITH: EXPLORATIONS -- a program in Special English by the Voice of America. (SOUND) That announcement was made May fifth, nineteen sixty-one. It was the first manned flight of project Mer

发表于:2018-12-07 / 阅读(168) / 评论(0) 分类 2012年VOA慢速英语(七)月

Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a

发表于:2018-12-17 / 阅读(252) / 评论(0) 分类 2009年NPR美国国家公共电台7月

The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a

发表于:2018-12-19 / 阅读(173) / 评论(0) 分类 彭蒙惠英语

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(229) / 评论(0) 分类 60秒科学

HEALTH REPORT – December 11, 2002: Mercury Levels in Fish By George Grow This is the VOA Special English Health Report. Two studies are adding to the debate about the health risks of eating fish con

发表于:2019-01-07 / 阅读(163) / 评论(0) 分类 健康与环境

VOICE ONE: EXPLORATIONS -- a program in Special English by the Voice of America. (SOUND) That announcement was made May fifth, nineteen sixty-one. It was the first manned flight of project Mercury. Today, Tony Riggs and Larry West tell about the beg

发表于:2019-01-11 / 阅读(203) / 评论(0) 分类 VOA慢速英语2009年(六)月

How the 'Mercury 13' Led the Way for Women in the US Space Program Im Steve Ember. And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today they are known

发表于:2019-01-12 / 阅读(138) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - How the 'Mercury 13' Led the Way for Women in the US Space Program Im Steve Ember. And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today

发表于:2019-01-12 / 阅读(149) / 评论(0) 分类 2013年VOA慢速英语(四)月

New Zealand discovered this weekend that a milk powder factory in China, partly owned by the New Zealand dairy company Fonterra, has been selling contaminated baby formula. One baby has died and more than 400 are suffering from kidney problems. Fonte

发表于:2019-01-27 / 阅读(137) / 评论(0) 分类 新西兰英语

SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B

发表于:2019-01-30 / 阅读(294) / 评论(0) 分类 科技之光

The U.S. space agency(代理中介) has released the first ever image taken of the surface of Mercury from a spacecraft orbiting the planet. The black and white image, posted on the NASA website Tuesday, shows a surface pocked with craters of varying

发表于:2019-01-31 / 阅读(174) / 评论(0) 分类 英语新闻

今天我们要学的词是contaminated。 Contaminated污染的。A California meat company recalled about 3500 pounds of hamburger patties that may be contaminated with E. Coli. 加利福尼亚州的一个肉类产品加工厂宣布回收大约3500磅

发表于:2019-02-03 / 阅读(139) / 评论(0) 分类 英语每日一词

今天我们要学的词是contaminated。 Contaminated污染的。A California meat company recalled about 3500 pounds of hamburger patties that may be contaminated with E. Coli. 加利福尼亚州的一个肉类产品加工厂宣布回收大约3500磅

发表于:2019-02-03 / 阅读(131) / 评论(0) 分类 英语单词荟萃

The U.S. space agency NASAs Messenger probe(正直的,廉洁的 ) is scheduled to reach Mercury later this week, and become the first spacecraft to orbit the planet closest to the sun. During Messengers year-long orbital mission, scientists exp

发表于:2019-02-05 / 阅读(164) / 评论(0) 分类 英语新闻

The U.S. space probe MESSENGER is poised to enter orbit around Mercury(水银) early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting

发表于:2019-02-05 / 阅读(152) / 评论(0) 分类 英语新闻

Ever wanted to be an astronaut? Imagine it was you, who was heading to the hot zone of the two inner planets, where would you go? What would you see? And how would you survive? The latest robotic machines have revealed more about these worlds than ev

发表于:2019-02-05 / 阅读(207) / 评论(0) 分类 自然百科2012年

By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-

发表于:2019-02-06 / 阅读(223) / 评论(0) 分类 VOA常速英语2008年(二月)

Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by

发表于:2019-02-15 / 阅读(293) / 评论(0) 分类 自然百科2012年

BEIJING, April 21 (Xinhua) -- More inspection teams have been sent to investigate the incident of contaminated drug capsules and find out those held responsible, said the State Food and Drug Administration (SFDA) Saturday. Inspection teams from sever

发表于:2019-02-17 / 阅读(179) / 评论(0) 分类 英语新闻

A scare in Japan over beef contaminated with radioactivity spread on Sunday, with more areas of the country reporting tainted meat. Japanese media say meat from 132 cattle that ate straw contaminated with extremely high levels of radioactive cesium h

发表于:2019-02-18 / 阅读(143) / 评论(0) 分类 英语新闻
学英语单词
ancien regimes
anti-jam receiver
axelrad
bar-code
basic taxable year
Beurmann's disease
bring sb. to book
circular thermograph
clam face
combined engine
cooperative utilities
core spray heat exchanger
crank-connecting rod
crown rent demand note
deargentation
Derrylea
Deutschlander
drupa ricina ricina
electric heating by electromagnetic induction
end-cretaceous
eshel
essential multiple output prime implicant
europ
exertment
Fagara schinifolium Engl.
faking
finger cot
first-order closure
foot bolt
Frost-hardy
furaltadone
gear rework
goal-directed function inovcation
Gossypium herbaceum
grandifolium
gymnasts
hing ligament
horn furniture
hypopharyngeal process
in-line telluric method
in-milling
Isothiuronium
jacobin
Kolmården
laminar velocity
Lingxu
long-spaced sonde
looping machine
lymphakine
mesometamorphic
Motion Picture Association of America
muscat and omen
non-sitter
oat flour
Olentuy
on - board date
on season
onthophagus (onthophagus) sauteri
open loop gain
Orel
Paixhans gun
Palompon
parking garages
Party client
pittsburgh-area
pivot word
pneumatic concentration
Polimod
polysulphide
portable ammeter
Pramnion
prelusive
Pristogasterinae
producible oil index
put on too much side
rapid fire pistol match
real-time i/o routine
rectangular guide
Rochon Prisms
Romaniots
rope wall
Sconser
seceders
select finger
semi-automatic hose machine
single-axis attitude stabilization
slate-coloureds
sphero joint
sprightlier
standing factory
stewartt
suborder Odontoceti
Tengen
thermets
toxic exanthem
trace of endomorphism
UHCI
unmanageabilities
unsubmittable
xem
y parameter
you'ven't