半导体雷射建模与模拟

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(141) / 评论(0) 分类 VOA常速英语2008年(四月)

The United States is working closely with Nigeria to improve efficiencies in the vital oil sector. 美国正与尼日利亚紧密合作,以提升重要行业石油业的效率。 The U.S. Commercial Service Nigeria sponsored a Single Company Promot

发表于:2018-12-08 / 阅读(193) / 评论(0) 分类 VOA标准英语2017年(二月)

ARI SHAPIRO, HOST: President Trump has said a lot over the years about illegal immigration. So last year when reports surfaced that his modeling agency had hired women without documents to do fashion work, it generated a lot of controversy. Now that

发表于:2018-12-12 / 阅读(134) / 评论(0) 分类 2017年NPR美国国家公共电台4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(125) / 评论(0) 分类 2013年VOA慢速英语(二)月

Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 3 I sold all I had. What I could no

发表于:2018-12-19 / 阅读(110) / 评论(0) 分类 环球英语 Spotlight

-Simulation terminated. -All right. Mr.Bile,is it? -Er...My friends call me Phlegm. -Mr.Bile, can you tell me what you did wrong? -I fell down? -No, no, before that. -Can anyone tell me Mr.Bile's big mistake? Anyone? Let's take a look at the tape. He

发表于:2018-12-28 / 阅读(122) / 评论(0) 分类 跟着美剧练发音

QC procedure 品管流程 What issues do we need to address to work out new QC procedures? 在制定新品管流程之前,有哪些問題必須先處理? quality standard 品質標準 This year, Metro Factory experienced a noticeable decline in q

发表于:2018-12-31 / 阅读(190) / 评论(0) 分类 商务英语必备1000字

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(137) / 评论(0) 分类 2017年VOA慢速英语(七)月

Gun violence is a reality of American life. Across the country, at least 12 people were shot to death on the first day of 2018. A shooting can happen anywhere: in homes, businesses, on the street, and in schools. There were nine school shootings in t

发表于:2019-01-03 / 阅读(106) / 评论(0) 分类 2018年VOA慢速英语(一)月

Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 Scientific American(十一)月

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(185) / 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(158) / 评论(0) 分类 2012年VOA慢速英语(一)月

School Helps Dogs with Fear of Flying 学校帮助狗狗克服飞行的恐惧 Welcome to American Mosaic from VOA Learning English. Im June Simms. Today on the show we tell you about some unusual training for some exceptional animals: service dogs. T

发表于:2019-01-12 / 阅读(142) / 评论(0) 分类 2014年VOA慢速英语(七)月

Simulation Helps Control, Manage Traffic 模拟有助于控制、管理交通 Controlling traffic is a complex and high cost problem in many developed countries. It becomes more difficult and costly with the ever-increasing number of cars on the road

发表于:2019-01-12 / 阅读(137) / 评论(0) 分类 2015年VOA慢速英语(八)月

Sophisticated mathematical modeling could assist health planners in the fight against malaria. The ancient disease of malaria continues to be a scourge that sickens millions worldwide annually. There are many ways to stop the spread of the disease. Y

发表于:2019-01-13 / 阅读(137) / 评论(0) 分类 VOA标准英语2010年(八)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(161) / 评论(0) 分类 VOA常速英语2007年(十一月)

351. odd a. 奇特的,古怪的;奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期;半年 357. se

发表于:2019-02-03 / 阅读(303) / 评论(0) 分类 英文语法词汇

Star Rangers is an impressive astronaut simulation game created in collaboration with NASA which allows you to explore the solar system, land on planets, build base camps and go where no man has gone before. 《星际游侠》是一款美国国家宇航

发表于:2019-02-05 / 阅读(116) / 评论(0) 分类 阅读空间

A: What do you us叫ly do in your spare time? A: 你通常怎么打发你的空闲时间? B: Well, I like listening to music and reading books. What about you? B. 我喜欢昕昕音乐,看看书。那你呢? A: I spend most of my spare time in surf

发表于:2019-02-15 / 阅读(170) / 评论(0) 分类 英语脱口秀之流行时尚

Dr. Banner, your work is unparalleled, and I'm a huge fan of the way you lose control and turn into an enormous green rage monster. Banner博士,你的工作是无与伦比的,而且对于你失去控制变成一个巨大的绿色狂怒怪物的方

发表于:2019-03-02 / 阅读(184) / 评论(0) 分类 欧美人文风情
学英语单词
a child of sb.'s loins
Aberdeen Road
accident failure
achromatin
Aldrich mixture
alerce
all-firedly
apo-phosphatase
appear before footlights
archive set
atropine sulfate
autonomy in management
back cone
backward-wave magnetron
Box-condenser
calcium silicon-phosphate
campbell-bannerman
cavolinia uncinata
chromosomal mutation
commercial factor for coal
contrast color
crunch
current population
daily trading volume
de-fang
delayed fracture
divisim
Dobromyl
downslip fault
economic reconstruction
einzel lens
endogynium
excess force
exhibitor
exocysts
eyt
FDIC
Ferlo
finely divided metal
finite geometry
flap one's chops
fllt
frontocerebellar
galectins
genetic gene mutation
give a quarter turn
Grannus
gratified
greot
HD-DVDs
high-accuracy measuring
imperceptibly
industrial sentiment index
knowably
laxest
lichenin
little darling
log bunks
luckly
lymegrass
marmota caligatas
misleaded
monoplist
morphological analysis
mynahs
night defense
oxide box
parvovirus minute virus of mice
photo-electric scanning
plastic moulded gear
plectropomus laevis
pohlia subcompactula (chen)chen
post-knight
protobothrops mucrosquamatus
Put provision
quake lakes
Rhodiola kashgarica
rodentproof
role playing
rolled over
rolling margin
sarcobiot
schwebach
send request circuit
sheet aluminum
shiny bramble
signaler
single-speed synchro data system
spatyl
suzerainties
synonymised
take an average
thermohypesthesia
thorough burning
transverse piezo-oscillation
trickments
trypanblau
two-
uncasks
valve yoke
Xtmas
Zangba