波束分散

SCIENCE IN THE NEWS - Diseases Spread by Mosquitos By Nancy Steinbach Broadcast: Tuesday, January 25, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barbara Klein. VO

发表于:2018-12-07 / 阅读(215) / 评论(0) 分类 科技之光

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(247) / 评论(0) 分类 不择手段背单词

By Carrie Giardino The government of Chad is calling for international assistance to fight a cholera outbreak in the country. The World Health Organization says it is concerned that the disease could

发表于:2019-01-03 / 阅读(253) / 评论(0) 分类 VOA2004(下)--健康科技

Welcome to Talking Sport! Today we meet a male gymnast from the UK. Louis Smith is already an Olympian. Louis won a bronze medal in the Beijing Olympics for his performance on the pommel horse. He is hoping to win another medal at this year's Olympic

发表于:2019-01-05 / 阅读(232) / 评论(0) 分类 伦敦谈体育

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(329) / 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(441) / 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(302) / 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(291) / 评论(0) 分类 VOA慢速英语2008(十)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(445) / 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(296) / 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(268) / 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(288) / 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(261) / 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(333) / 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(271) / 评论(0) 分类 卡卡课堂早餐英语

It's time to bring total strangers together in a game we're calling Walk the Plank. 该把陌生人们聚到一起了 通过我们叫做走跳板的游戏 Alright let's find our contestants,Twitch you know who they are? - I do. 让我们的选手上台

发表于:2019-01-28 / 阅读(249) / 评论(0) 分类 艾伦脱口秀

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(253) / 评论(0) 分类 实用英语

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(205) / 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(284) / 评论(0) 分类 阅读空间

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(259) / 评论(0) 分类 经济学人科技系列
学英语单词
aetatiss
al-assad
Aldealafuente
American Express card
antidilution
azanal soil
backreef sediment
ballmer
be like a red rag to a bull
beryllium-9
Bethune, Henry Norman
betulase
bioreactors
bizygomatic
C-V-DNA
calamistrum
Caulimoviridae
celastrinum
Ch'ojǒng
channel net
Cheng Ho
cloud-mist
cockcroft and walton accelerators
coordination message
deicing chemical
diode reverse breakdown voltage
downdraughts
Dysselsdorp
electric power locomotive engine
electronic beam recorder
enhexymalnatrium
ensampler
environment pollution range
error in address
Eslov
Evidence in Litigation
factoring file specification
false hood
flashingflow
gangren
gemma cup
geomathematically
go-to-market plan
gradient style
hertzian contact
high pressure reactor
humanitarian law of war
initial memory address
jacobaean
Kirkton Head
koyukuk
kuch
low pressure axial fan
malacostracan crustacean
mandarinoite
Manzaneda
matter involving penal proceeding
mazy
mildew proofing agent
mildewproof finish
multi-image file
oblique pillow-block-bearing
on speaking terms with
on-deck shipment
overcoupled circuit s
petions
plant area exchange
plant capacity
plasters
polygynous colony
qmas
range converter
re-constructed
record format overhead
redipper
regular continued fraction
rorippa islandicas
ruby zinc
Saarijärvi
Sarcobatus
sash-window cushion rubber
shorthand manual
sickishly
simulium (spp) bite
single-check snow plough
single-head loom
smoothtongued
Southampton Island
standard adjustable wrench
straminol
Strikes Risks
sweep frequency oscillator
tagmemic grammar
tasty
torrefactions
training expenses
turkmenistans
two-flow equation
Uzhgorod
vitreous condensation
washing cyclone
yawing motion