无电极等离子体加速器

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发表于:2018-12-01 / 阅读(202) / 评论(0) 分类 用Mp3背六级单词

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(199) / 评论(0) 分类 Scientific American(十二)月

嘉宾:Debbie Mason 话题:英国女演员Olivia Williams 谈黑色喜剧表演. 单词拼写: 1、interval :幕间休息(戏剧,舞台剧等) 2、stamina :How long you can endure sth. 体力,耐力持久力 3、misogyny :dislike of

发表于:2018-12-03 / 阅读(146) / 评论(0) 分类 聆听悦耳英音

She takes a cookie out of the package. She drops the cookie. It falls on the floor. The cookie breaks. It breaks into four pieces. Four pieces are on the floor. She picks up the pieces. She takes them to the kitchen. She throws them into the trashcan

发表于:2018-12-06 / 阅读(176) / 评论(0) 分类 汪培珽儿童英文分级书单三 An I can read

Police are investigating whether a faulty accelerator is to blame for a crash that injured seven servicemen during Melbourne's Anzac Day parade. The men in their 70s, 80s, and 90s were all part of a Sri Lankan ex-servicemen's association. The driver

发表于:2018-12-11 / 阅读(115) / 评论(0) 分类 澳洲ABC新闻快递2010年

The United Nations says it held secret talks with the Taliban to discuss a truce. The revelation was made as Foreign Ministers gathered in London to map out a plan to hand security back over to Afghan forces. They've also unveiled a 550-million-dolla

发表于:2018-12-11 / 阅读(156) / 评论(0) 分类 澳洲ABC新闻快递2010年

Idled Atom-Smasher Yielding Data Months After Shutdown The Tevatron Accelerator at the U.S. government's Fermi National Laboratory in suburban Chicago once led the world in studying what happens when subatomic particles are thrown together at nearly

发表于:2018-12-16 / 阅读(134) / 评论(0) 分类 VOA标准英语2011年(十二月)

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens,found in the mud at Oyster Bay,Virginia,has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(155) / 评论(0) 分类 有声杂志阅读

A: Car trouble center. How may I help you? B: My car wont start! Stupid old car! A: Hold on, before you kick your car lets go through some possible problems. B: Fine. A: OK, first of all, can you turn the key in the ignition? B: Yeah! I am here with

发表于:2018-12-25 / 阅读(163) / 评论(0) 分类 纯正地道美语

He puts on his glasses. He needs his glasses to read. He opens a book. He reads the first page. The phone rings. He picks up the phone. It is his wife. He talks with his wife. Then she says goodbye. He says goodbye. He puts down the phone. He picks u

发表于:2018-12-31 / 阅读(187) / 评论(0) 分类 儿童英语小故事

He picks up his fork. He picks up his spoon. He hits the plate with his fork. He hits the plate with his spoon. His mom says Stop. He stops. His mom puts a carrot on the plate. He looks at the carrot. He picks up the spoon. He hits the carrot with th

发表于:2018-12-31 / 阅读(258) / 评论(0) 分类 儿童英语小故事

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(366) / 评论(0) 分类 60秒科学

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(181) / 评论(0) 分类 Scientific American(八)月

Force 力 A force is a push or a pull. 力是指推力或拉力。 Force gives an object the energy to move, stop moving or change direction. 力给予物体移动、不移动或改变方向的能量。 Here are some good examples of force. 这里有几

发表于:2019-01-10 / 阅读(149) / 评论(0) 分类 与美国小学生一起学英文第5册

This is the VOA Special English Economics Report. Toyota became the world's largest automaker in two thousand eight. But after years of building loyalty, the Japanese company may have put its quality brand name at risk, at least temporarily. Toyota i

发表于:2019-01-31 / 阅读(204) / 评论(0) 分类 2010年慢速英语(二)月

My wife came home yesterday and said, Honey, the car won't start, but I know what the problem is.I asked her what it was, and she told me there was water in the carburetor(化油器). I thought for a moment, then said, You know, I don't mean this o

发表于:2019-02-03 / 阅读(134) / 评论(0) 分类 趣味英语

BEIJING, Dec. 11 (Xinhua) -- China is faced with severe challenges in collecting enough blood plasma to produce medicines, Health Minister Chen Zhu said Sunday. Chen called on the public to join blood donation after donating blood plasma at the Beiji

发表于:2019-02-07 / 阅读(152) / 评论(0) 分类 英语新闻

Fault recalls are quite common in the car industry. I think part of the problem is the scale of the problem weve been seeing , over 4million cars recall because of accelerator problems. Go back to September last year, another 4 million recall in the

发表于:2019-02-08 / 阅读(96) / 评论(0) 分类 英伦广角

Last week while driving with her one-year old son 今天的第一位嘉宾 上周带着 our first guest experienced the most frightening event of her life. 她一岁的儿子开车时 经历了平生最可怕的事 Thankfully a hero appeared on the b

发表于:2019-02-15 / 阅读(184) / 评论(0) 分类 艾伦脱口秀

CHENGDU, May 5 (Xinhua) -- Chinese Health Minister Chen Zhu donated plasma on Saturday in Chengdu, capital of southwest China's Sichuan Province, and called on health workers to take the lead in blood donation to ease the country's blood supply short

发表于:2019-02-18 / 阅读(152) / 评论(0) 分类 英语新闻
学英语单词
aerodynamic method
alocopocythere kendengensis
antimetastatic
bag powder
banded stilts
black storm
blasar
boehmeria nivea (l.) gaud.
boldins
budget drafting principle
ca'n't
call me out
capital section
cawma
chlorophetanol
Cohnistreptothrix
continuous random sequence
counter filling system
danubes
dark-eyed juncoes
decarboxylating agent
deoxyribonucleoprotein
depth probe
dhr
direct-contact desuperheater
disdignify
dorsal arch
double slit diffraction
dynamic noise filter
encaptured
Ethchlorovynol
everything-in
Ezel
fabricated claim
fluv-
Fortinmicin
geobags
glaucous bristlegrasses
Grainger
hammer forging die
heteroclitic
inaniloquent
induction height survey through shaft
inhibit function
Jae metal
Kpelle
Kretschmer types
language isolate
lattice optics
length of days
mattheus
maximum sag of conductor
middendorffianum
millinewton
MINLP
monkey patching
mortgagee's insurable interest
nasal diphtheria
nonconference carrier
o-acetylcholine bromide
oncaea similis
one-hitters
operating supplies
outer separator
payload assist module
petedunnite
Phalera(Phulera)
phenol poisoning
pornographizes
predetermined system
private system
punctist
quantitative precipitation test
quindoline
rangy
ratelessly
relay calculator
relay cylinder
reticence
Robledal
Sammichele di Bari
shift premium
solid rivet
spitalhouses
supercritical unit
supplying cell
synchronism indicator
tandem serial tap
target strength
teatr
tee hinges
television display
thiobenzamide
trade order
traster
treelike
turn-up loss
was-hael
wing rudiment
wolf-whistlings
yocto-
zearalenone