双电子束

beam, [bi:m] n 大梁(建筑中用作支撑的木材、金属或石头);光柱;臀围;平衡木 【船】横梁; 船幅; 船舷 (秤)杆; (犁)柄; (锄)把; 卷轴; 横杆; 杠杆 (鹿角的)主干 (灯光、日光、月光等的)束, 道,

发表于:2018-12-30 / 阅读(149) / 评论(0) 分类 不择手段背单词

1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ

发表于:2019-01-08 / 阅读(208) / 评论(0) 分类 美联社新闻一分钟2007

[00:00.00]change one's mind anyhow argument misunderstanding [00:05.09]改变注意 ad.不管怎样 n.辩论 n.误会,误解 [00:10.19]ashamed Cincinnati counter disappointment [00:14.72]a.惭愧,害臊 n.辛辛那提(美国城市) n.柜台 n.失望;

发表于:2019-01-08 / 阅读(328) / 评论(0) 分类 高中英语词汇

Bob Beamon established himself as the favourite in the 1968 long jump by winning 22 of 23 meets in the pre-Olympic season. He almost met with disaster in the qualifying round. After fouling his first two attempts, he had only one try left. His teamma

发表于:2019-01-08 / 阅读(214) / 评论(0) 分类 英美文化

This is the VOA Special English Health Report. Governments, businesses and other groups have promised to add three billion dollars to the fight against malaria. The promises came last week at a meeting at the United Nations in New York. The money wi

发表于:2019-01-11 / 阅读(166) / 评论(0) 分类 VOA慢速英语2008(十)月

Liberian Diaspora Debates Reconstruction, Dual Citizenship Former Liberian foreign minister Olubanke King-Akerele, in a keynote speech, proposed a public-private sector partnership whereby Liberians abroad can set up businesses at home. But, she said

发表于:2019-01-13 / 阅读(191) / 评论(0) 分类 VOA标准英语2012年(七月)

Right on the beam To fly by the seat of his pants 美国英语当中有许多成语和俗语都和过去的历史有关系。例如,美国开拓西部的过程给美国语言增添了不少色彩。可

发表于:2019-01-14 / 阅读(225) / 评论(0) 分类 美国习惯用语

A: I'd like to order a restock on my minibar. B: You finished everything in there, sir? A: Absolutely everything. B: What would you like to order? A: Three bottles each of Perrier and Jim Beam. B: Uh-huh. What else do you want? A: The apples were gre

发表于:2019-01-15 / 阅读(175) / 评论(0) 分类 英语情景对话-旅馆

A: I need my minibar restocked. B: Everything is gone, sir? A: There's not a drop left of anything. B: Is there anything in particular you'd like? A: Yes, the Perrier and the Jim Beam hit the spot. Let me have three more of each. B: Got it. Anything

发表于:2019-01-15 / 阅读(153) / 评论(0) 分类 英语情景对话-旅馆

A: Hi. My minibar is empty. B: You already finished off everything, sir? A: I finished off everything. B: Would you like anything in particular? A: The Perrier and the Jim Beam. Let me have three more of each. B: Beam and Perrier. Anything else, sir?

发表于:2019-01-15 / 阅读(155) / 评论(0) 分类 英语情景对话-旅馆

A: Hello! How do I restock my minibar? B: You've drunk everything, sir? A: I finished it all. B: Do you want the whole minibar, or just certain items? A: Send me up three bottles each of Perrier and Jim Beam. B: That's three Jim Beams and three Perri

发表于:2019-01-15 / 阅读(169) / 评论(0) 分类 英语情景对话-旅馆

A: My minibar is completely empty. B: Everything in that minibar has been consumed, sir? A: Everything's gone. B: Is there anything special you'd like? A: Just bring me three bottles each of Jim Beam and Perrier. B: Okay, sir. Three of each. Would yo

发表于:2019-01-15 / 阅读(169) / 评论(0) 分类 英语情景对话-旅馆

smirk vi.傻笑; 假笑着说; grin v. 露齿而笑,咧着嘴笑 beam vi. 照射;堆满笑容 laugh v.哈哈大笑 register vt.表示,表达; (感情) 流露; 如果单纯从中文的翻译还是很难深刻理解这几种笑的不同,可以

发表于:2019-01-17 / 阅读(140) / 评论(0) 分类 卡卡课堂早餐英语

1. 动词be的否定式 动词be根据不同的人称和时态可以有am, is, are, was, were等不同形式,可用作连系动词(表示是、在等)和助动词(用于构成进行时态和被动语态等),但不管何种情况,构成否定式时

发表于:2019-02-02 / 阅读(110) / 评论(0) 分类 实用英语

Tuberculosis infects nearly ten million people each year and kills nearly two million. It is primarily a lung disease that spreads easily among people with weakened immune systems. Sub-Saharan Africa is still the epicenter of the HIV/AIDS disaster, b

发表于:2019-02-04 / 阅读(132) / 评论(0) 分类 VOA标准英语2010年(七)月

今天我们要学的词是dual。Dual 双重的。A number of Taiwan residents who hold dual citizenships have chosen to renounce their American citizenship to avoid paying taxes under the Foreign Account Tax Compliance Act. 一些拥有双重国籍的

发表于:2019-02-05 / 阅读(146) / 评论(0) 分类 英语单词荟萃

If you are someone who types a furious text message, only to reconsider and edit it before hitting send, you may be in trouble. The Beam Messenger app shows everything another person is typing in a text message as they type it. This means that if you

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 阅读空间

1.poker face 面无表情的人 例如: I never know whether my boss likes my work or not -- he is a real poker face! 我从来也不知道我的老板到底喜不喜欢我的工作。他脸上可真是一点表情都没有。 2.The shoe is on the

发表于:2019-02-09 / 阅读(172) / 评论(0) 分类 阅读空间

今天我们要学的词是 dual citizenship. Dual citizenship 双重国籍。Australia's Deputy Prime Minister Barnaby Joyce was removed from office because of his dual citizenship. 澳大利亚副总理乔伊斯因为双重国籍被免除职务。T

发表于:2019-02-16 / 阅读(144) / 评论(0) 分类 英语单词荟萃

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄,传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(160) / 评论(0) 分类 经济学人科技系列
学英语单词
a peach
a second bite at the cherry
advertizes
aerojet network analyzer
andante
aorta stenosis
aspirations
attribute condition
Back-door listing
Bailey Peninsula
banded vein
bear false witness
bloughty
bookbinders
brandis
brittle coating method
bulwark door
Catullus
compensating field
completely failed
consolidated net profit
contested election
Crepit
Croysulfone
Cuban monetary unit
D-50
default reasoning
diribonucleotides
down runner
eccentric cylinary rheometer
echo canceling
Eden Valley Res.
endocardial cushion
ergosterol
errors execution
Fenrir
fetch operand
fibercholedochoscope
filariform larva
foraminifer
gdos
genus crotons
Geustics
halfcourts
hillstrom
Hitchiti
horsepowers
hursinghar
hydraulic fluid port
industrial store
inspection supervisor
interchangeable slit
isothermal phase diagram
jabaliyah
juxiang cake
karamanids
karver
later strength
leaf of a laminated spring
make a run for it
master console logon
maximum travel of spindle
medical circles
multi-purpose shears
muon minus
mystical lexicon
net credit
Neurofibrae projectionis
Nordenskiold, R.
NRMS (normalized root-mean-square value)
olivine theralite gabbro
one's bump of locality
operation hydraulic regime
people i know
photoautotrophic
pikelets
PMZSO
positive impacts
reserved judgement
revo
ripping cord
root peptidase
safebreaking
Saugatuck Res.
seattlebased
segment vectoring attribute
separate room
siderocardiosis
supercomplex
tell-talest
the balance sheet
thost-unna syndrome(diffuse palmoplantar keratod-erma)
time-overcurrent relay
to the last man
Valve-trombone
varister element
venous mesocardium
vertical awner
washery rejects
wire-core coil
wollum
Yershichskiy Rayon