水银直流变换器

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(260) / 评论(0) 分类 2009年NPR美国国家公共电台7月

加隔板 我的壁橱里能再加个隔板吗? A: Could I Save another shelf put in my closet? 我的壁橱里能再加个隔板吗? B:Yes, we can do that for you, but there is a cost / but you will have to pay for if. 没问题,我们可以给

发表于:2018-12-18 / 阅读(204) / 评论(0) 分类 酒店英语口语就该这么说

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(178) / 评论(0) 分类 彭蒙惠英语

Have you seen the Transformers film yet? Transformers is a new Hollywood blockbuster which has not only taken America by storm , it has also been a number one film in China as well. The film has earned over 100 million RMB and it has outdone all the

发表于:2019-01-02 / 阅读(240) / 评论(0) 分类 Take Away English

HOUSTON, Jan. 8 (Xinhua) -- Fire broke out at a nuclear power plant Tuesday in the U.S. state of Texas, forcing one of two units to be shut down, U.S. media reported. No injuries were reported in the fire, which erupted in the Unit 2 main transformer

发表于:2019-01-07 / 阅读(182) / 评论(0) 分类 英语新闻

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(146) / 评论(0) 分类 2013年VOA慢速英语(五)月

Transformers is a new Hollywood blockbuster which has not only taken America by storm, it has also been a number one film in China as well. The film has earned over 100 million RMB and it has outdone all the other American films at the box office in

发表于:2019-01-25 / 阅读(182) / 评论(0) 分类 英语听力精选进阶版

And she would tell him about the lovely music that came out of a box, and all the nice games you could play, and the delicious things to eat and drink, and the light that came when you pressed a little thing in the wall, and the pictures that you cou

发表于:2019-01-29 / 阅读(174) / 评论(0) 分类 美丽新世界

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(303) / 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(186) / 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(179) / 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(163) / 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(218) / 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(231) / 评论(0) 分类 VOA常速英语2008年(二月)

A teacher asked one of her pupils, What'sthe nation's capital?The reply was, Washington DCOn being asked what the DC stood for,the pupil added, Dot com!

发表于:2019-02-09 / 阅读(197) / 评论(0) 分类 趣味英语

Topic 1-Demolishing Transformer Building Sparks Criticism on Wasting Money The main teaching building in Wuhan University which bears resemblance to a 'Transformer' has been demolished after 16 years since it was built. The controversy kicks in when

发表于:2019-02-15 / 阅读(174) / 评论(0) 分类 英语角-圆桌会议

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(305) / 评论(0) 分类 自然百科2012年

你是否注意到自己英语口语经常犯以下的毛病呢? [错误一] many 和 much意思都一样,我想用哪个就用哪个。 [纠错] many 用来修饰可数名词的复数形式,如 pieces of chalk, erasers, desks, bowls of salad, do

发表于:2019-02-18 / 阅读(170) / 评论(0) 分类 实用英语

Hi there, I'm Sonali from the BBC World News for Children Team. It's Friday the 4th of June. Coming up..... McDonald's has pulled Shrek glasses over health fears. There's been a massive fire in Bangladesh. And Stosur reaches the French Open final in

发表于:2019-02-24 / 阅读(141) / 评论(0) 分类 英语听力文摘 English Digest

Yesterday, the power went off in parts of eastern Auckland and Newmarket around 1.10pm. There was a fault in the transformer at the Penrose sub-station. This sub-station usually has three transformers but one was not working because it was being main

发表于:2019-02-25 / 阅读(169) / 评论(0) 分类 新西兰英语
学英语单词
Aggadah
ALGOL call
analysis line
annular chamber combustor
anterior dorsal seta
apparent electromotive force
as near as a toucher
by dint of
cable muff
capsule mould
cel shading
chn element analyzer
coguarantor
collector width
command communication and telemetry systems
computer network attack
computer-formatted terminal forecast (cftf)
conditional promise
contemned
corneli
crime against peace
croft washing machine
cross bikes
dead-soft
density wedge filter
direct access storage devices
dockhand
electron nuclear double resonance spectrometry
end of delivery
enlengthen
exchange of contracts
fighting bull
front frame weight
greater whitethroat
handywoman
HDSLs
Hercynian period
horizontal cross-sectional area
humpin
in-process
inactivate
insect-box
integritive
invisible green
Johann Christoph Friedrich von Schiller
Karnaphuli River
koso
kumomycin
latterward
legal delay time
maximum permissible gross laden weight
medium indented cut plating iron
milkovich
mini-uzi
moodna
musicalize
natty
Notsé
olivetol
peak brake power
polygala hybrida dc.
postorbitofrontals
profit paid to the state
programmable system interface
psenes cyanophrys
pterylae
remote-controlled overhead crane
reproduction test
reticular system
retriment
rewilded
self-ignite
set net
sidereally
sinlessness
slash fictions
software diagnostic instruction
sound-absorbing
stump tracery
sulfonium hydroxide
superprofessional
t-r tube
take the knocks
telex telephony
temporary Internet files
the best people
the toybox
toothtip
top fuselage inlet
transverse medullary fold
traumatic response
Trillium taiwanense
uncordially
unrepeatable
vertical shaft development
volvent nematocyst
wet willy
whistleblower
woopy-doo
worst orientation
wsna
xln