汞槽整流器

Kill them all. You know I did and that was tough to live with, er, for a long time. I was angry, because the, the, the way we prosecuted that particular mission--you know, send the Tank Company down this crowded road that was already covered in burni

发表于:2018-12-05 / 阅读(125) / 评论(0) 分类 国家地理2007年

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(64) / 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(154) / 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(72) / 评论(0) 分类 彭蒙惠英语

Henry went out to the front of the apartment building and turned off the main water valve. No one was home in the building except Stanley, so Henry didnt have to warn the neighbors about the shutoff. Back in the bathroom, Henry flushed the toilet. Th

发表于:2018-12-31 / 阅读(89) / 评论(0) 分类 365个英语简短小故事

Stanley had just finished brushing his teeth. He noticed water flowing into the toilet bowl. That's strange, he thought. The water continued to seep into the bowl. Stanley lifted the toilet tank top. The tank was half full, but the water was slowly r

发表于:2018-12-31 / 阅读(124) / 评论(0) 分类 365个英语简短小故事

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(75) / 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(58) / 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(69) / 评论(0) 分类 2013年VOA慢速英语(四)月

当年是铁路把美国的大西洋海岸和太平洋沿岸连接了起来。今天要谈的习惯用语就是从那个年代流传至今的。先学的三个习惯用语都诞生在一百多年前。当时大多数美国人还过着乡居生活,但

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 美国习惯用语

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(220) / 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(95) / 评论(0) 分类 英语新闻

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(75) / 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(67) / 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(125) / 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(126) / 评论(0) 分类 VOA常速英语2008年(二月)

今天我们要学的词是 think tank. Think tank 智库。比如,The Heritage Foundation is a well-known conservative think tank. 传统基金会是一个著名的保守派智库。A think tank in Beijing recommended China adjust its one-child po

发表于:2019-02-06 / 阅读(137) / 评论(0) 分类 英语单词荟萃

600 million middle-class Chinese by 2020: think tank HAIKOU, Nov. 3 (Xinhua) -- China's rapid urbanization will greatly increase its number of middle-class people to 600 million and support an economic growth between 7 percent and 8 percent annually

发表于:2019-02-08 / 阅读(94) / 评论(0) 分类 英语新闻

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(185) / 评论(0) 分类 自然百科2012年

当年是铁路把美国的大西洋海岸和太平洋沿岸连接了起来。今天要谈的习惯用语就是从那个年代流传至今的。今天学的习惯用语也是诞生在一百多年前。当时大多数美国人还过着乡居生活,但

发表于:2019-02-19 / 阅读(138) / 评论(0) 分类 美国俚语
学英语单词
acoustic homing system
address matcher circuit
alphanumeric program
Anicetus
antirheumatoid drug
apparent turbulent stress tensor
aseptic filling
astronomic transit
atlee
automated batch mixing
Bac Giang, Tinh
bioconcentration
bistable polarization
branch coverage testing
brems
bus hut
cant rail
checking book
chrysanthemum leucanthemums
close-to-nature forestry
cobalt slass
coffee black beans
coodes
crested penguins
crystal-controlled
customer evaluation
daryosphere
diffused base transistor
distributed element
ditylenchus
externally-imposed
flower primordia
foresworn
full crystal
gateway charge
geographical classification of 8oils
guardlike
heteromorphic chromosomes
heterosperminous hybridization
histoimmunological
historical jurisprudence
horn cleat
hydroaluminations
iraqgates
knife tool
laughland
lent an ear to
liasons
limit of aperidicity
local buffer storage
lomasome
longitudinal dispersion
low transmission
mazatzal pk.
medical nomenclature
microcode assembler
mild-mannered
mine swept route
Mugila, Mts.
multispectral satellite data
noboes
obv
Osborne, L.
Paranari
patently
payment notice
Perisporiales
pick his steps
price plan
primary vaccination
protocollyris sauteri
pterygomandibular
Puusepp's reflex
raddicle
read-message
real-time data structure
recosting
reverse mottle
RNA probe
rosin adduct
scutellarin
segmented address space
spread for
sudor anglicus
Symes
symmetric game
tank clean-out opening
televisuality
the eight manifestations of infantile convulsion
theophanous
tisiyeh (tasiyeh)
torpedo bombardment aeroplane
tribenzylethyltin
trickle-irrigated
triphenoxazin
two for one twister
unquenches
versche
vica
wear resistant alloy steel
widely spaced stanchions
zapanta