推进系统动力学

comet urge kidney sham continental certainty propulsion delegate derivation fowl tile denote deprive consolidate shutter depict nurture notion hover royalty deficient misery deliberate discrete orient

发表于:2018-12-01 / 阅读(191) / 评论(0) 分类 用Mp3背六级单词

Visionary Ideas Could Transform Future NASA Missions NASA, the U.S. space agency, has awarded $3 million in grants for 30 proposals which explore new ideas for Americas next generation space program. The proposals reflect wide-ranging visions of new

发表于:2018-12-16 / 阅读(117) / 评论(0) 分类 VOA标准英语2011年(八月)

[0-1:56.48]Oh. 哦 [00:00.96]You should have gone to China. 你们应该去中国 [00:02.84]You know, cause I hear they give away babies 我听说他们送孩子就像大赠送 [00:05.16]like free iPods. 知道吗 [00:06.44]they pretty much just put

发表于:2019-01-01 / 阅读(186) / 评论(0) 分类 听电影学英语-朱诺

Jennifer: Hello and a very warm and friendly welcome to the first 6 Minute English of 2013. My name is Jennifer and with me in the studio for today's programme is Callum. Happy New Year! Callum: Hi Jen - happy New Year! Jennifer: Have you made any Ne

发表于:2019-01-07 / 阅读(237) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Christie Nicholson. This will just take a minute. So check this out: Hi my name is Adi Rajagopalan, I'm going on 18 in a few days, and my project was Modelling Synergistic Cellulolytic-Hemicellulol

发表于:2019-01-08 / 阅读(122) / 评论(0) 分类 Scientific American(三)月

Scientists Testing Space Propulsion by Light 科学家测试太阳能动力 Can the sun provide power for a spaceship to travel to the edge of our solar system? The answer may come from a small satellite. A Delta V rocket carried the satellite into s

发表于:2019-01-12 / 阅读(135) / 评论(0) 分类 2015年VOA慢速英语(六)月

NASA Working Toward Mission to Mars The head of the National Aeronautics and Space Administration, or NASA, said that the space agency is on track to land people on Mars in the 2030s. Charles Bolden is the administrator for NASA. He said that five ye

发表于:2019-01-12 / 阅读(167) / 评论(0) 分类 2015年VOA慢速英语(五)月

I'm not quite sure whether I really want to see a snare drum at nine o'clock or so in the morning. 我一点也不确定是否我自己愿意看到小军鼓,在晚上九点以后或是早晨。 But anyway, it's just great to see such a full theater

发表于:2019-01-18 / 阅读(112) / 评论(0) 分类 TED演讲国际问题篇

在新的一年里,人们总是会为自己定下目标,许下愿望,希望在一年里能够实现,你的愿望是什么呢?有决定做到吗? Jennifer: Hello and a very warm and friendly welcome to the first 6 Minute English of 2013. M

发表于:2019-01-23 / 阅读(215) / 评论(0) 分类 一起听英语

New fiction 新小说 Fatty issue 胖子是个大问题 A thoughtful new work by an American original. 具有独创精神的美国作家带来富有创见的新作 Big Brother 《老大哥》 LIONEL SHRIVER knows the drawbacks of using her own family

发表于:2019-01-27 / 阅读(122) / 评论(0) 分类 经济学人文艺系列

Finance and Economics;Europe in limbo;Home and dry 财经;迷途的欧洲;安然无恙?岌岌可危! Europe's weaker economies are in the grip of a worsening credit crunch; 欧洲经济本已弱风扶柳,怎奈又陷入愈演愈烈的信贷

发表于:2019-01-27 / 阅读(108) / 评论(0) 分类 经济学人财经系列

The Virtual College In the fall of 1994, I arrived at my freshman dorm in my old station wagon filled with new clothes, too many shoes, and my proudest possession: a computer the size of a small refrigerator. Fortunately, I only had to lug1 my 50-pou

发表于:2019-02-04 / 阅读(166) / 评论(0) 分类 实用英语

Many online social networking tools have fulfilled uses their creators had never dreamed of. Twitter started as a way to tell others what you were doing, and then surprisingly, turned into a tool to find gas during the Atlanta gas crunch last year. N

发表于:2019-02-05 / 阅读(115) / 评论(0) 分类 实用英语

The so-called one-child policy was brought into law in the late 1970's as a way to limit population growth, given that the economy at the time was just starting to open up to the outside world, and the domestic resources, particularly in urban areas,

发表于:2019-02-06 / 阅读(99) / 评论(0) 分类 英语新闻

You're standing face-to-face with a professional in your industry who can help you advance your career. This is your chance to wow this person with a strong handshake, bright smile and direct eye contact, followed by a witty comment that initiates a

发表于:2019-02-07 / 阅读(127) / 评论(0) 分类 英语口语

你知道丈夫的含义吗?丈夫、丈夫,一丈之内乃夫也!你知道英文husband是怎么来的吗?husband=house+band 房屋栓牢!(band的含义就是Something that constrains or binds morally or legally约束:在道义上或法律

发表于:2019-02-08 / 阅读(149) / 评论(0) 分类 实用英语

Science and technology 科学技术 Computer security 计算机安全 Blame game 推脱责任 How to mimic human laxness with computers 如何用计算机模拟人类错误 TO ERR is human, but to foul things up completely takes a computer, or so the

发表于:2019-02-16 / 阅读(130) / 评论(0) 分类 经济学人科技系列

A publisher might buy a printing company in order to have more control over its assets, and ensure its presses are used to print its own books first. 出版商可能会为了对其资产有更多的控制权并确保印刷设备首先被用于印刷自

发表于:2019-02-17 / 阅读(154) / 评论(0) 分类 经济学人财经系列

MARIUPOL, UKRAINE Smoke billows from Azovstal steel works here, one of the many gargantuan industrial assets in this southeastern port city owned by Ukraines richest man, Rinat Akhmetov. Akhmetov employs more than 300,000 people across the region. Th

发表于:2019-02-18 / 阅读(133) / 评论(0) 分类 英语新闻

31. Although apparently rigid, bones exhibit a degree of elasticity that enables the skeleton to withstand considerable impact. 31. 骨头看起来是脆硬的,但它也有一定的弹性,使得骨骼

发表于:2019-03-13 / 阅读(316) / 评论(0) 分类 实用英语
学英语单词
aceanthrylene
acetylcimifugosde
administrative-command
anionic exchanger
ashbaugh
auroral pulsation
bangladeshi monetary units
basophobic
bath and W.C.
beachcomber
bed regrading system
Braz.
break-even distance for highway transport
Brokenburg
cachrys
chargemaster
christ church
CIOP
combination weigher
commandible
confinement punishment
contingency financial plan
corporate vertical marketing system
cranked trailer
crystallographic microscope
deflection differences
departure controller
Didymocarpus cortusifolius
Difeandion
digital data
embossed glass
eternal rests
fantasy analogy
free running multivibrator
free-ion propagation
French pedicures
genotypings
geographical distant form
glaucophane schist facies
gloomed
high mobility
hodmen
Hycolin
hydraulically-controlled one-way valve
in her view
incircling
infrared tracking technique
kehlstein
Lowy's test
madow
make break system
maverick missile
method of current account
methylclhlorofonmate
Mohoro B.
money is no object
multifaceted self
multilateral trade negotiations
Never trouble trouble till trouble troubles you.
non-arithmetic use
on a knife-edge
one-child sterility
one-finger salutes
palmsters
paraffin chlorination unit
partack
perlarian
phenacylamine
presides
prospecting bore bit
pties
quardruplex system
radio-iodine
regulated investment company
rosite
rvm
sartorialist
scriptitation
show their colours
slot joint
small-type
soft cushioning
sorh
spur shoot
Streptcthrix
swallowed up
system-command language
take a left
team-based structure
thallous phosphate
the english dancing master
the floods
tin can
total income
touching the bottom
two-dimensional positioning system
two-dimensional stress system
unchurched
witchlikest
xenium
Yllästunturi
zinc sludge