向量符号表示,向量记法

vocabulary 10000 第七部分 Lesson 19 The soldiers lay in ambush, waiting for the signal to open fire. The major ambushed his troops in the woods on both sides of the road. He is always bragging about what he can do with a car. Be sure that you clea

发表于:2018-11-27 / 阅读(1564) / 评论(0) 分类 刘毅词汇 10000

The Sign Makers Do the Sign Makers control us? They must have quite a profitable income and prestige. I wonder if they are the ones down the street with the large houses. I feel jealous. If I had thought about it when I was younger, I would have poi

发表于:2018-12-07 / 阅读(258) / 评论(0) 分类 世界上最伟大的演讲

发表于:2018-12-08 / 阅读(176) / 评论(0) 分类 医务英语

OK, today we're going to talk about the mole. 今天我们来谈一下摩尔。 Now, I know what you're thinking: I know what a mole is, 我知道你现在在想:我知道摩尔是什么, it's a small furry creature that digs holes in the ground

发表于:2018-12-18 / 阅读(166) / 评论(0) 分类 TED演讲教育篇

Whether you like it or not, we use numbers every day. 不管你喜不喜欢,我们每天都会用到数字。 Some numbers, such as the speed of sound, are small and easy to work with. 有些数字比如音速,数值不大,容易计算。 Other

发表于:2018-12-18 / 阅读(142) / 评论(0) 分类 TED演讲教育篇

To me, we actually went an ad line earlier with Apple, 苹果以前有一条广告: that the personal computer was the bicycle of mind, 计算机是思想的自行车 and I believe that with every bone in my body, that of all the inventions of huma

发表于:2018-12-27 / 阅读(180) / 评论(0) 分类 名人传记

by Jason Marshall Todays article is about decimal points and numbers and how theyre related to fractions. But first, the podcast edition of this tip was sponsored by Go To Meeting. Save time and money by hosting your meetings online. Visit GoToMeetin

发表于:2019-01-02 / 阅读(273) / 评论(0) 分类 数学英语

ASE Application Service Element 应用服务单元 ASE Amplified Spontaneous Emission 放大自发辐射 ASIC Application Specific Integrated Circuit 专用集成电路 ASF Advanced Streaming Format 高

发表于:2019-01-03 / 阅读(191) / 评论(0) 分类 电信英语

379 、 石棉 asbestos;asbestus 380 、 石膏 PlasterofParis 381 、 示波器 oscilloscope 382 、 立体图 pictorialdrawing 383 、 交流电流 alternatingcurrent(a.c.) 384 、 交流电压 a.c.

发表于:2019-01-03 / 阅读(192) / 评论(0) 分类 英文名句短语

By Oksana Dragan Meet a young Ukrainian living in the Washington, D.C. area, who faced some special challenges in his life before becoming an accomplished musician and computer specialist. These days

发表于:2019-01-04 / 阅读(167) / 评论(0) 分类 VOA2004(下)--新闻盘点

HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. This week on our program we tell all about the very popular American television series Glee. And we play music from the show's many stars. But first we answer a questi

发表于:2019-01-06 / 阅读(191) / 评论(0) 分类 2010年慢速英语(一)月

SEC(Single Edge Connector,单边连接器) Shallow-Trench Isolation(浅槽隔离) SIMD(Single Instruction Multiple Data,单指令多数据流) SiO2F(Fluorided Silicon Oxide,二氧氟化

发表于:2019-01-09 / 阅读(209) / 评论(0) 分类 实用英语

It's called U-Carmen e-Khayelitsha literally Carmen of Khayelitsha. 这个电影叫U-Carmen e-Khayelitsha就是卡雅利沙的卡门。 I want to play you a tiny clip of it now for no other reason than to give you proof positive 我给各位演奏一小

发表于:2019-01-18 / 阅读(175) / 评论(0) 分类 TED演讲娱乐篇

Gibbs is perhaps the most brilliant person that most people have never heard of. Modest to the point of near invisibility, he passed virtually the whole of his life, apart from three years spent studying in Europe, within a three-block area bounded b

发表于:2019-01-29 / 阅读(162) / 评论(0) 分类 万物简史

Because chemists for so long worked in isolation, conventions were slow to emerge. Until well into the second half of the century, the formula H2O2 might mean water to one chemist but hydrogen peroxide to another. C2H4 could signify ethylene or marsh

发表于:2019-01-29 / 阅读(175) / 评论(0) 分类 万物简史

Listen to the interview and fill in T for True, F for False. 英语对话 A:At what age did you start to play the piano? B:lt's about my preschool age. A:Is it about 2 t0 3 years old? B:No, I think, it's about the age of 5. A:Could you read music not

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 英语听力练习题

Buying a designer handbag is a huge investment, and no-one wants to splash the cash only to find its actually a fake. But as the market for luxury carryalls has grown - so has the market for knock-offs. 购买奢侈品牌包包可谓是下血本的买卖

发表于:2019-02-01 / 阅读(194) / 评论(0) 分类 趣味英语

Secretary-Generals Message on World Health Day 秘书长世界卫生日致辞 7 April 2014 2014年4月7日 Every year more than one million people die from diseases carried by mosquitoes, flies, ticks and other insects, such as triatomine bugs. These

发表于:2019-02-09 / 阅读(207) / 评论(0) 分类 英语笔译

生活英语:解读葡萄酒瓶上的标签 Vintage. This is actually the first thing we look for ourselves. You don't need to have a vintage chart in your pocket or care whether 2001 or 2002 was a better year in the Sierra Foothills. The vast majo

发表于:2019-02-12 / 阅读(132) / 评论(0) 分类 实用英语

遥感Remotesensing 多谱线扫描器Multispectralscanner 分辨率Resolution 像素Pixel 谱带Spectralbands 红外线Infrared 紫外线Ultraviolet 雷达Radar 轨迹Path 景物确认Sceneidentificat

发表于:2019-02-18 / 阅读(239) / 评论(0) 分类 英文语法词汇
学英语单词
Aarskog-Scott syndrome
Abel, Theodora Mead
anthropomorphistic
avilova
baby steps
battledore hand
be dabbled with
beam aerial
bear -led
beta contamination
binding materials
callicostella papillata longifolia
cantonised
cartesian diver manostat
cinzanoes
composite matrix
cruising steam turbine
datagram nondelivery indication
diao
disjustice
dispend
distillation effect
Dolomite Alps
effective electron density
empirical-quantitative approach
endpoint analysis
enter into force to
espaa
ethylene-vinylacetate copolymer
event response objects
femtojoule
fiber flax
first-timest
geo-politically
give it to us
glassy meteorite
gotten in on
haynaldii
hippocampal
HMS (human machine system)
in expectation
input output control statement
insufficient quantity
kany
katah
knocking-over segment
kop (kick-off point)
Lake Dianchi
last bottom margin
lead chlorocarbonate (phosgenite)
make her market of
mammooda
millvoltmeter
mobsters
mouncey
obey orders
Papillapogon
phonologically
phonozenograph
physical similarity
plant systematics
play along with
Pleurogenes
push-push
quick dive
roll sleeve
round ligament of uterus
runcinatus
salisbury
salt ... away
selwyn
sense of safety
set much value upon
shoot up something
sight-seeings
signal contrast
so-that
soft clause
standard security
standard shaft system
stationary two-arm resin sand mixing unit
steelhead
sub-value
subcarrier modulation
TAB position
take the spotlight
thalamic pain
thalloid
the Civil Aviation Authority
the common era
thoracic thymus
tilting trough
tolerance system
tow grade
towing speed
toxic plant
triazinyl
twingy
upturning
wage increase
wind rotor