激光焊

rtue 美德,德行 virus 病毒 vision 幻想,视觉 vital 极其重要的 vivid生动的,鲜艳的 volcano火山 voltage 电压 voluntary自愿的,志愿的 volunteer志愿者 vote票,选票 wage 工资,报酬 wagon四轮马车,大棚车 wander漫游,漫步 waterproof 防水的,不透水的 wealth

发表于:2018-11-29 / 阅读(199) / 评论(0) 分类 用mp3背四级单词

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(266) / 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(141) / 评论(0) 分类 VOA常速英语2008年(四月)

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(178) / 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(125) / 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(111) / 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(108) / 评论(0) 分类 最In导购口语

1.Computer-Aided Manufacturing(CAM) 计算机辅助制造 A: Is CAM used in China? B: Yes,it has been uesd in China for almost twenty years. A:在中国有使用CAM的吗? B:有啊,在中国使用已经将近20年了。 2.Hot working 热加工 A: What are the hot working proc

发表于:2018-12-26 / 阅读(150) / 评论(0) 分类 天天商务口语

[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(144) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

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(136) / 评论(0) 分类 2017年VOA慢速英语(七)月

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(206) / 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(211) / 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(184) / 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

[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(238) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

异构是相对于同构而言的。异构词是指在拼写上只相差一两字母的两个或几个单词,若异构词里有一个是我们所熟悉的,就可以拿来记忆其他不熟悉的异构词(GRE单词)。异构法最适合记忆中

发表于:2019-01-18 / 阅读(195) / 评论(0) 分类 雅思英语

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(160) / 评论(0) 分类 VOA常速英语2007年(十一月)

underlie vt.位于...之下, 成为...的基础 vein n.血管, 静脉, 叶脉, 翅脉, 矿脉, 纹理, 性情, 心绪 vt.使成脉络, 象脉络般分布于 visa n.签证 vt.签准,维萨信用卡 vo

发表于:2019-02-07 / 阅读(175) / 评论(0) 分类 考研英语

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(149) / 评论(0) 分类 经济学人科技系列

navigability 适航性 dismantle 拆除 commemoration纪念 tilting 倾斜的 monorail 单轨铁路 ribcage 胸廓 weld 焊接 bolt 插销,螺栓 hydraulic 水力的 clamp 夹紧,固定住;夹钳,螺丝钳 axle 车轴 revolution 一周(转) cog

发表于:2019-02-19 / 阅读(162) / 评论(0) 分类 雅思英语
学英语单词
Acetobacter suboxydans
acid ammonium malate
across span lift distribution
action (in database)
after separation
age fast
alkanasul
Andreapol'
Anglophilia
annual balance
Anthrasol Yellow V
archdeaconries
back scrubbing
Banquo
bedside chest
biennially
Carroll, Charles
cockran
common-sense
cooperative bank
criterion of sensitivity
cyanations
d-string
domineered
egg and tongue
emulsity agent
epicanthi
epipactis helleborine crantz var. viridans crantz
episeleno
european beeches
excerpta
excited field speaker
excresce
fissiogenic isotope
Florentine blind
FP (fire-proof)
Friedrich Anton Mesmer
gunzenhausers
interest capitalized
interleaved additional channel
internediate quantum mechanics
interruption cable
IPN (inspection progress notification)
Kentrosaurus
la tene
labor intensity
Leucichthys
loss ofhead due to bend
lower air cylinder gasket
magnesium bomb
malgas
mean engine operating time between failures (meotbf)
metric thread
middle circle of the toroid
mixed property
monkey-hand
navigational treaty
necrosadism
neophocaena phocaenoides
net room area
nile bicher
nucleofections
overcropped
pisometacarpal ligament
polycell
Potsdam
primary make-up water tank
pseudo-octave
pulp stone
quartz clock tester
rainfall infiltration
rotundus (rotunda)
routine check
running-in period
Septembrizes
shiralee
side-friction
skull plate screw driver
softroaders
standing-wave producer
stiffening of grease
suppression by shade
swannecks
tariff cut
thank Goddess
The abbot of Misrule
theorem of three centros
tranlace
Trichodectes equi
triennial variable premium
triithylamine
Tucker's test
underrotates
unswept
wear the collar
weather-proof dressing
Weilmünster
welt-tempering machine
whip jumper
wolf's eye stone (crocidolite)
wooden ruler
xenotropic retrovirus