不均匀激光束

Peyton: when do most children start school in your country? Thomas: In America, most children start primary school at the age of five. P: How much time do primary school students usually spend at school every day? T: Kindergarten students usually onl

发表于:2018-11-30 / 阅读(242) / 评论(0) 分类 生活英语情景口语

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(145) / 评论(0) 分类 VOA常速英语2008年(四月)

Unit 3 This is what I need. [00:05.17]单元三 这是我需要的 [00:07.55]Look and learn [00:09.57]看并且学习 [00:11.60]shoes socks uniforms [00:15.70]鞋子 短袜 制服 [00:19.80]Read and say [00:21.93]读并且说 [00:24.06]Kitty,what do

发表于:2018-12-13 / 阅读(274) / 评论(0) 分类 沪教版牛津小学英语五年级

澳洲流行天后 Kylie Minogue 最新MV《Crystallize》!小女孩演绎还没当歌星前的凯莉,拿着梳子对着镜子忘情歌唱,热舞。一代歌后的成长史呀,很励志的一首歌,有梦想就要去追逐。 歌词: When

发表于:2018-12-14 / 阅读(133) / 评论(0) 分类 流行英文歌曲

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(130) / 评论(0) 分类 2013年VOA慢速英语(二)月

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(115) / 评论(0) 分类 VOA标准英语2014年(二月)

I'd like to start with a short story. 我想先讲个故事。 It's about a little boy 有个小男孩 whose father was a history buff 他父亲是个历史爱好者, and who used to take him by the hand 常牵着他的手 to visit the ruins of an

发表于:2018-12-18 / 阅读(107) / 评论(0) 分类 TED演讲科技篇

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

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 2017年VOA慢速英语(七)月

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(217) / 评论(0) 分类 2005年NPR美国国家公共电台

[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

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(195) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(167) / 评论(0) 分类 2012年VOA慢速英语(一)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

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(202) / 评论(0) 分类 英语语言学习

The Olympic uniform was shown to John Key and other guests at a dinner on Thursday evening. It is based on the uniform which was worn by the New Zealand athletes at the London Olympics in 1948. The black blazer has white piping around the edge, and o

发表于:2019-01-27 / 阅读(181) / 评论(0) 分类 新西兰英语

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(170) / 评论(0) 分类 VOA常速英语2007年(十一月)

LONDON, Nov. 22 (Xinhua) -- The London Organizing Committee of the Olympic and Paralympic Games (LOCOG) unveiled the designs of the Games Maker uniform on Tuesday. The Games Maker uniform, designed by LOCOG in association with London 2012's official

发表于:2019-02-08 / 阅读(162) / 评论(0) 分类 英语新闻

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(159) / 评论(0) 分类 经济学人科技系列
学英语单词
absolute GPS
acquisitum centrifugum leplkoderma
actual quantity delivered
allyl-
an original edition
andoni
Anopheles leucosphyrus leucosphyrus
aromatizer
as easy as shelling peas
astrocenter
autopilot trim activity
Bakaore
betweennesses
BeV, BeV, bev
bookbinderies
bus fleet
bustophedon
capillary fissure
capillary theory
cargo-lot mark
chromous hydroxide
collecting commission
contents rotten
cwts
cyania
cygnus olors
CyIocide
daily build and smoke test
decay product
dehydropalladation
diabasis
dimethylarsino
direct compilation
dixey
Doll's House, A
door catch
draw an inference from
duct-burning turbofan
emulsifiable paint
entoleter
error of magnetic compass
extermal compensation
fanblog
fast gree
florestal
frith
gastight bulkhead
get sth done
gisles
glyph
grid screen
hypodermics
ice cream brick
janeway lesions
kakaralli
kapoor
kiddy car
left heart venting
lightermen
limonia (dicranomyia) soradida
load discriminating contactor
lynton (linton)
Minor Decoction of Green Dragon
nightclubbings
not have a hair out of place
object class
Old Blighty
PBGM
perfluoro-cyclicether
pitter
polymeric immunoglobulin receptor
prescindent
primordially
public violences
Puestow procedure
pump dredge
qualitative safety goal
rectoabdominal
research-mindeds
reticular cell lymphoma
revenue-recognition assumption
Rivière-a-Pierre
sagebrush
scalar force
single-level steam turbine
smart asses
soponification
spheroidal cast iron
starting procedure
stock-takings
sync amplifier
telescope bags
test-cases
tilting-disc check valve
toda
Tyler, Wat
untrial
vara tibia
vladimir vladimirovich putins
vse
wiremen
Yushania confusa