电罗经的水银稳定器

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(128) / 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(223) / 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(127) / 评论(0) 分类 彭蒙惠英语

It looks like he's going ballistic. John: Hello, welcome to Real English from BBC Learning English. Im John. Helen: 大家好,我是 Helen. John: Today, we're going to look at words and phrases that you might not find in your dictionary. Helen: 地道英语

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 地道英语在线听

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(188) / 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(137) / 评论(0) 分类 健康与环境

By Andre de Nesnera Washington 06 July 2006 Just a few days ago, North Korea triggered an international furor when it conducted several ballistic missile tests. In this report from Washington, VOA Senior Correspondent Andr de Nesnera looks at whethe

发表于:2019-01-11 / 阅读(202) / 评论(0) 分类 2006年VOA标准英语(七月)

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(133) / 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(111) / 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(124) / 评论(0) 分类 2013年VOA慢速英语(四)月

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(264) / 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(147) / 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(130) / 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(124) / 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(174) / 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(194) / 评论(0) 分类 VOA常速英语2008年(二月)

Military fans in China and around the world should set their alarm clocks to ring before 10 am on Thursday Beijing time as they will be presented with a rare display of the People's Liberation Army's top weapons, observers suggested. 抗战胜利阅兵

发表于:2019-02-06 / 阅读(191) / 评论(0) 分类 阅读空间

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(255) / 评论(0) 分类 自然百科2012年

The Democratic Peoples Republic of Korea has fired a medium-range ballistic missile into east waters. This move is just days after the DRPK leader Kim Jong-Un ordered further nuclear warhead and missile tests. South Koreas defence ministry spokesman

发表于:2019-03-12 / 阅读(260) / 评论(0) 分类 cctv9英语新闻2016年

The missile launch comes a day after US President Barack Obama signed an order to implement new sanctions on the DPRK. It includes measures from the recently-agreed UN Security Council resolution, and separate moves passed by Congress. Let's cross li

发表于:2019-03-12 / 阅读(207) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
all-optical processing
anti-index
arithmetitian
articularly
atoquinol
ballast tray
beat sb to a jelly
benzoyl-
bigeyed
bourdais
bruener
bubble-mold cooling
bulk weight
carbon-emissions
cardinal splines
CEUCA
character set
chewing someone out
coal storage
constant ratio frequency changer
continental house
countback
creeping juniper
deep water voyage
drop volley
Drosin's postures
ductus aberrans Halleri
dust layer
elegious
ellisite
enclosed busbar
even page
excess present value index
extraction-photometric method
face offs
finite element simulation
flight path slope
gateway control functions
get along famously
glass-metal seal
gno
Gould plotter
groom-mate
Harsūd
hemangioma of renal pelvis
hyalectans
hydroiodic
in travail
in-tank mixing
industrial capital
jeremejeit (jeremejevite)
Kamishihi
Kossol Pass
krarupization
late spring
leptinite
lower jack hook
map publishing house
mechanical measurement method
merger-and-acquisition
multiple fibroepithelial hyperplasia
multiturn adjustable resistivity
Mulungu
My Guest
Mërtvyy Kultuk, Sor
nodal value
nominal data
nonproteinuric
payroll account
point of purchase media
Pumiliotoxin
Pyrus communis
re-typed
reconstructive mortician
red colour difference signal axis
Rotatoceras
Salvge Operation
sand whirl
sewels
shite-hawk
short - term borrowing
siliconizes
skeleton switchboard
skitty
slender configuration
spaewife
speds
speed program
stability and trim sheet
subcaliber tube
summer noon
taphole stopping machine
tethera
threatens
top-fired kiln
tussor
ultrasonic examination of welds
weirddom
whenre
whole snipe
yingzhou
YLW