双异结构雷射二极体

By Gary Garriott Broadcast: August 11, 2003 This is Bill White with the VOA Special English Development Report. 1)Sawdust is what remains after trees and logs are cut up into boards for building house

发表于:2018-11-27 / 阅读(683) / 评论(0) 分类 VOA2003(下)-发展与科学

以字母O开头英语绕口令: 1.On a lazy laser raiser lies a laser ray eraser. 1.在一个反应迟钝的激光器上放了一个激光消除器。 2.Old oily Ollie oils old oily autos. 2.油腔滑调的奥利给老油汽车抹油。 3.One-One

发表于:2018-12-03 / 阅读(309) / 评论(0) 分类 英语绕口令大全

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(182) / 评论(0) 分类 VOA常速英语2008年(四月)

auxiliary anode 辅助阳极 auxiliary grid 辅助栅极 auxiliary jack 辅助塞孔 auxiliary memory 辅助存储器 auxiliary signal 辅助信号 auxiliary transmitter 备份发射机 available powe

发表于:2018-12-08 / 阅读(178) / 评论(0) 分类 电信英语

1. A judge has found 3 New York Police detectives not guilty in the shooting death of an unarmed man. The officers shot Sean Bell 50 times just hours before his wedding. Rev. Al Sharpton has called for a federal investigation. 2. An eight-mile stretc

发表于:2018-12-15 / 阅读(243) / 评论(0) 分类 美联社新闻一分钟2008年(四)月

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(170) / 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(174) / 评论(0) 分类 VOA标准英语2014年(二月)

Conversation 1 A: They are state-of-the-art computers. Would you like to see how it works? A:这些是最尖端的电脑。您想看看它是如何操作的吗? B: Yes, please. B:好的,麻烦你了。 A: OK. Let me just have it all set up in

发表于:2018-12-25 / 阅读(153) / 评论(0) 分类 最In导购口语

[00:00.00] MODULE THREE [00:13.84]Research [00:15.78]Unit one [00:19.96]I'm looking for information. [00:23.04]1.Look,listen and learn [00:33.99]A:Come here, Lingling. [00:36.81]Mum has bought a new computer for us. [00:40.15]This is the keyboard. [0

发表于:2018-12-29 / 阅读(194) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

DEVELOPMENT REPORT - Double-Drum Sawdust Stove By Gary Garriott Broadcast: Monday, September 27, 2004 This is Steve Ember with the VOA Special English Development Report. Sawdust is what remains after

发表于:2019-01-02 / 阅读(228) / 评论(0) 分类 农业与发展

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(192) / 评论(0) 分类 2017年VOA慢速英语(七)月

1135 、 晶体点阵;晶体格构;晶格 crystallattice 1136 、 棘轮和爪 ratchetandpawl 1137 、 棘齿 ratchet 1138 、 棘齿弓钻 ratchetbrace 1139 、 壳型模塑 shellmoulding 1140 、

发表于:2019-01-03 / 阅读(224) / 评论(0) 分类 英文名句短语

Some dinosaurs were really huge, and now we may have a better way to estimate just how heavy these giants were. Researchers have developed a method to weigh dinosaurs based on laser scans of their skeletons. The study is in the journal Biology Letter

发表于:2019-01-08 / 阅读(268) / 评论(0) 分类 Scientific American(六)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(264) / 评论(0) 分类 2005年NPR美国国家公共电台

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(236) / 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(208) / 评论(0) 分类 2012年VOA慢速英语(一)月

[0:0]lable laboratory lad lag标签,标记 实验室 男孩,小伙子 落后,滞后 [1:9.3533]lamb landlord landscape lane羔羊,小羊 地主,房东,店主 风景,景色 小路,小巷 [1:52.8522]largely laser latter laughter大部分,主要地 激光器 后者的,末了的 笑,笑声 [2:36.6

发表于:2019-01-16 / 阅读(317) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Double, Double play pause stop mute unmute max volume 00:0005:28repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. OPHIRA EISENBERG, HOST: Now it's time to

发表于:2019-01-17 / 阅读(223) / 评论(0) 分类 2016年NPR美国国家公共电台10月

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(217) / 评论(0) 分类 VOA常速英语2007年(十一月)

Unit 17 第十七单元 Conversation 1 会话 1 A:Miss Sun,could you please type this report for me? A:孙小姐,请替我打这份报告好吗? B:Certainly,Mr. Baker. B:当然,贝克先生。 A:Could you please double space it so I can make co

发表于:2019-02-19 / 阅读(649) / 评论(0) 分类 巧嘴秘书情景对话
学英语单词
altostratus densus
analysis of changes in financial position
arteritises
automatic ignition
axis of great circle
backup vocalists
basic reference group
big welcome
bonett
Boot disc
bootdisk
bounders
bring-up
bud rot
by-board
C. I.
Caribbean Free-Trade Association
Chaetophoreae
Chamosan
chemical testing
cholerous
clark's approximation
cmni
Coahuayana
consumption of fuel
conveyer canvas
crooked-stemmed asters
cross-drilled
derrickman
division problem
downward Loewenheim-Skolem theorem
drawing strength
emotional involvement
fencing and ballet
gene pool(dobzhansky 1951)
glandular serrate
hinge cell
Holzerath
hostacyclin
Hunt, Mt.
hydrobismutite
instrumental theory
integrated flux
intersyllable
Karpov, Anatoly Yevgenyevich
kolace
lady of easy virtue
laurel-nut oil
loop plated fabric
loss of unconsolidated subsidiary
lower power
mana weave
MHEG
monthly delivery
moving-target indicator
multiple transverse mode vcsel
n-dimensional point
neuroclonic
nhaos
okur
ondomete
overstien
oxidized flavo(u)r
parascorpaena picta
perfect eaqulity in distribution
pictophonetic
plough beam
pooped-out
post pipe vise
preference sharess
pregaacile
price controls
processing and storage plant rice drying
program loading circuit
prophylactodontist
propyls
pulse repetition period
reworker
richwald
rotten egg
Sarabaite
saturated layer
serial binary computer
shape mode
slope fan
Songo Mnara I.
space-case
statute of uses
steampunk
teacher-student relations
temperature compensation device
tickey
tiends
tripod rest
truncus cranialis (plexus brachialis)
tudor accumulator
unpacked technology
valtonen
volcanic mound seismic facies
wenshan
wicker chair
yellow bugles