多阳极汞弧整流器

Several years ago, Iris Arc Crystal, a company I co-founded with Francesca Patruno, experienced a 1)lull in business. We had recently hired several new employees and hoped that the 2)slowdown was only

发表于:2018-11-28 / 阅读(362) / 评论(0) 分类 疯狂英语2001年

Archaeology is a source of history, not just a bumble auxiliary discipline. Archaeological data are historical documents in their own right, not mere illustrations to written texts, Just as much as an

发表于:2018-12-01 / 阅读(204) / 评论(0) 分类 新东方背诵文选

By Leta Hong Fincher Washington 29 November 2007 A team of U.S. and British researchers have unveiled a new map of Antarctica that they say will revolutionize research on the frozen continent and contribute to a deeper understanding of climate change

发表于:2018-12-08 / 阅读(137) / 评论(0) 分类 VOA常速英语2007年(十一月)

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. VOICE TWO: And I'm Mario Ritter. Today, we will tell about the two thousand nine Nobel Prizes for discoveries in science. We also will tell about progress against acqui

发表于:2018-12-15 / 阅读(251) / 评论(0) 分类 VOA慢速英语2009年(十二)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(227) / 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(145) / 评论(0) 分类 彭蒙惠英语

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-25 / 阅读(196) / 评论(0) 分类 英语说遍全球文化

Several years ago, Iris Arc Crystal, a company I co-founded with Francesca Patruno, experienced a 1)lull in business. We had recently hired several new employees and hoped that the 2)slowdown was only temporary. However, in the meantime, we had work

发表于:2019-01-02 / 阅读(253) / 评论(0) 分类 精美英文欣赏

SCIENCE IN THE NEWS -July 2, 2002: Space Shuttle Flights Halted / Researchers Study Icelanders' Genes / Another Reason to Eat Green, Leafy Vegetables Broadcast: July 2, 2002 VOICE ONE: This is Steve E

发表于:2019-01-07 / 阅读(150) / 评论(0) 分类 科技之光

BOB DOUGHTY: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. FAITH LAPIDUS: And Im Faith Lapidus. Today we tell about the latest research and treatments for Parkinsons disease. (MUSIC)BOB DOUGHTY: Parkinsons is a disease of the ce

发表于:2019-01-12 / 阅读(155) / 评论(0) 分类 2010年VOA慢速英语(十一)月

SCOTT SIMON, HOST: Joan of Arc has become such an emblematic figure - a saint of the Catholic Church, the inspiration of so many novels and films and, of course, George Bernard Shaw's iconic play. We might sometimes forget she was a real teenage girl

发表于:2019-01-17 / 阅读(161) / 评论(0) 分类 2018年NPR美国国家公共电台10月

By Steve Herman New Delhi 05 June 2008 The 15th summit of the South Asian Association for Regional Cooperation (SAARC) is scheduled to be held in less than two months, in the Sri Lankan capital. The government there is reassuring member countries it

发表于:2019-01-27 / 阅读(156) / 评论(0) 分类 VOA标准英语2008年(六月)

唐顿庄园第一季第四集_2 [INT. KITCHENS - DAY] ANNA Ugh. MRS PATMORE You've got a cold, I want you out of here. MRS HUGHES Anna, there you are. You know I'm out tonight, because I don't want to come home to any surprises. MRS PATMORE (laughs)

发表于:2019-01-29 / 阅读(740) / 评论(0) 分类 唐顿庄园第一季

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(272) / 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(155) / 评论(0) 分类 英语新闻

英文歌词: Car crashes, TV shows A drunkard on the side of the road People running (running) Fantasy or reality Analysis and theories What does matter really? Tell me what to believe Won't you bring me order Tell me what to achieve Baby, so I can mov

发表于:2019-02-03 / 阅读(179) / 评论(0) 分类 音乐咖啡厅

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(140) / 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(131) / 评论(0) 分类 英语新闻

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(206) / 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(263) / 评论(0) 分类 自然百科2012年
学英语单词
airfield pavement
airfoil lift
alae ethmoidalis
archipelagoes
auxiliary protein
bait tank
beneficer
burnishings
by-pass grafting
Cantabrian
casting pan
chaetoceros pseudodichaeta
commitology
complete team
conservative surgery
crack you up
cyrillians
cytheropteron miurense
debtor
deep-sea storm
diagonal matrixes
direct-driving clutch
distortionary tax
double loop coordination strategy
electric discontinuous furnace
electric resistance sensor
entactogens
erigeroside
europous
false dismissal probability
file info
flow cone
foglesong
gaine
gender agreements
ghatti gums
graphic extension
gunter grasses
gylder
handmaiden
i-venkessid
inertia frame
inscibed
instantaneous relay
insulating measuring bench
interrupt mark
jackroll
joint charge
kabellia
leubsdorf
lightbowns
main air jet
Mazāvad, Rūd-e (Mazāwad Rūd)
Mollā Ya'qūb, Kowtal-e
moving domain memory
neighbouring group participation
nonplosive
normatively
often-voiced
paraconformity
Pararuellia
paternal legislation
peiminane
permalloy 'chinese letter' detector
pheasant under glass
phytochinin
plow planer
positive steam distribution
power to tax
Prosimulium
protective bias
pulp board
rated rpm
reduced stress
Sara Lee Corporation
sector cable
serum inhibitor
sherardizing medium
Shikaoi
single payment personal cash loan
sink in the scale
six-four chord
split-screens
standard relatlve visibility
streptoplysin O
subjective forecasts
surface curvature
thermo reference material
third-to-last
three-primaries
thrills and chills
tracking power
understans
universal bulk carrier
vining cylinder
waxen-kernel
winces
wind tunnel program control
Winterpeg
xylit
Yue Fei