相似轨道

Broadcast: Jan 02 2003 China has announced it plans to launch its first manned spacecraft in the second half of this year to become only the third country to do so. The news comes as China's fourth un

发表于:2018-12-08 / 阅读(117) / 评论(0) 分类 VOA2003(上)-科技先知

[00:08.20]Ask and answer [00:17.95]Since Lin Tao has never been to England, [00:22.62]he has many questions.Look at these sentences: [00:37.07]Lin Tao asked Jim where to go. [00:43.73]Lin Tao also wanted to know who(m) to ask about Father Christmas.

发表于:2018-12-10 / 阅读(200) / 评论(0) 分类 初中英语人教版初三

sit--坐 sick--病的 sister--姐妹 simple--简单的 similar--相像

发表于:2018-12-16 / 阅读(120) / 评论(0) 分类 用听的背单词-基础2000MP3(h-z)

1. similarity /ˌsɪməˈlrɪti:/ -- likeness; resemblance The two pills are alike in color and shape, but there the similarity ends. 这两颗药丸的颜色和形状都很相像,但相似处也仅限于此。 2. simile /ˈsɪməli:/ -- comparison

发表于:2018-12-18 / 阅读(147) / 评论(0) 分类 突破英文词汇

Chaotic Orbits Could Cause Catastrophic Collision火星真的会撞地球? Isaac Newton said, I can calculate the motion of heavenly bodies, but not the madness of people. He meant that while people can be unpredictable, the planets are just the oppo

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 2017年Scientific American(四)月

Idiom: like peas in a pod ( people who are similar ) Hit the book: Poetry Stop someone from doing something Judge Treat someone with respect

发表于:2018-12-27 / 阅读(126) / 评论(0) 分类 趣味青春英语

A Stationary Satellite, part 2 A geostationary satellite orbitsthe planet at the same rate as the planet rotates, so the satellite is always over the same patch of ground. Cool! you say. Id like to have one of those about twenty feet over my house. S

发表于:2018-12-31 / 阅读(102) / 评论(0) 分类 英语听力文摘 English Digest

People of a certain age will remember the Ask Jeeves search engine and, more importantly, what fun it was to type in rude questions to see what the long-suffering butler might say. 上了年纪的人会记得Ask Jeeves这个搜索引擎,更重要的是

发表于:2019-01-07 / 阅读(108) / 评论(0) 分类 英语新闻

Comet 彗星 Do you know what a comet is? 你知道彗星是什么吗? A comet is an object in the solar system. 彗星是太阳系中的天体。 It travels around the sun like the planets. 它像其它行星一样绕着太阳转。 Then, why don'

发表于:2019-01-10 / 阅读(111) / 评论(0) 分类 与美国小学生一起学英文第11册

Orbit 轨道 Do you know what an orbit is? 你知道什么是轨道吗? An orbit is the path of a planet when it moves around the sun. 轨道是行星围绕太阳运动的轨迹。 It is similar to a cycling track. 它类似于自行车赛道。 As

发表于:2019-01-10 / 阅读(122) / 评论(0) 分类 与美国小学生一起学英文第12册

Bill Shorten is preparing to sell his policy of reversal on the asylum boat turnback to ALP National Conference. Several Labor MPs have strongly criticized the opposition leader's decision to support the government's turnback policy. Bill Shorten's f

发表于:2019-01-16 / 阅读(100) / 评论(0) 分类 澳洲ABC新闻快递2015年

Chaotic Orbits Could Cause Catastrophic Collision Isaac Newton said, I can calculate the motion of heavenly bodies, but not the madness of people. He meant that while people can be unpredictable, the planets are just the oppositethey glide through sp

发表于:2019-01-20 / 阅读(101) / 评论(0) 分类 2018年科学美国人5月

Chaotic Orbits Could Cause Catastrophic Collision Isaac Newton said, I can calculate the motion of heavenly bodies, but not the madness of people. He meant that while people can be unpredictable, the planets are just the oppositethey glide through sp

发表于:2019-01-20 / 阅读(107) / 评论(0) 分类 2018年科学美国人4月

One type of giant planet orbits very close to its star, we call them hot Jupiters because these Jupiter-like planets are so close that they are blowtorched by the intense heat from the star. The other sort of planet we have found is also bizarre. Wev

发表于:2019-01-22 / 阅读(100) / 评论(0) 分类 自然百科2011年

If there's a black hole at the center of our galaxy, that's gonna force these objects that are really close to the black hole to move much faster than they would move if there were no black holes. So the first thing you wanted to see is there are ver

发表于:2019-01-23 / 阅读(93) / 评论(0) 分类 探索与发现2013年

商业英语书信常用结束语(二): (6)我们时刻不忘尽我们所能,为您服务,等。 1. We assure you of our best services at all times. 2. We shall spare no efforts in endeavouring to be of services to you. 3. We shall be p

发表于:2019-02-07 / 阅读(117) / 评论(0) 分类 英语作文

天文学在我们听力讲座里面算是出现频率较高的话题了,在目前所有的176篇讲座里一共有14篇天文学类的文章,且都是比较有难度的,可以说,天文学类算是我们讲座里的一个重点也是难点了。

发表于:2019-02-09 / 阅读(95) / 评论(0) 分类 托福英语

It was while puzzling over this problem that Bohr was struck by a solution and dashed off his famous paper. Called On the Constitutions of Atoms and Molecules, the paper explained how electrons could keep from falling into the nucleus by suggesting t

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 万物简史

(6)我们时刻不忘尽我们所能,为您服务 1. We assure you of our best services at all times. 2. We shall spare no efforts in endeavouring to be of services to you. 3. We shall be pleased to be of service to you at all times. (7)请原

发表于:2019-02-18 / 阅读(146) / 评论(0) 分类 实用英语

Before asking for a raise, notice how well your department and company is doing. Is your manager complaining about cutbacks? Right timing is essential. Don't suggest a raise when business is down. Prepare a statement of major accomplishments. List yo

发表于:2019-02-18 / 阅读(127) / 评论(0) 分类 实用英语
学英语单词
a hostages to time
acaprazine
advertising restrictions
all optical computer
Alleghanies
angelologic
aramuss
at a speed of
auramine-rhodamine fluorescent staining
Azaouagh, V.de l'(Azaouak, V.de l')
basolateral membrane
be different
bowdlerizations
bring ... around
casting alloy iron
cathrometer
chamfer point diameter
chicken gizzard
cmdr.
colo(u)r retention agent
comitas kirai
composite cage
cost-share
course and speed made good over the ground
critical number teeth for no undercutting
Duilius
Dusetos
eight-end satin
eiselt
encastic
fault shift
gastric pattern
genus actiniopteriss
glass flake
goel
goodness of fit measures
high pressure wind tunnel
himantura gerrardi
horizontal draw-out metalclad switch gear
idiomatic phrases
impulse wind tunnel
in the palm of one's hand
insist on doing something
interdigital pause
intestinal groove
iwas
Lagrange point
left-over area
leucite-basanite
lid-fold
logic of class
low order burst
Micarta
microprogrammability
minimum tree problem
monohydride catalyst
N. normal
non-aggressions
non-paid
Onufrowiczs nucleus
order to pay admitted debt
outer lips
over-exerted
painting work
palptrochanteral organ
pavisand
Payerbach
petur
pfeffer
pollution-free energy
positive contrast
RAMIS (rapid access management information system)
ray projector
right against trespass to the land
right factor
run at full throttle
Sacambunge
self-aligning torque
semihexagonal slot
showerest
simulation verification method
slice ice machine
snail park
solar-cell satellite
spring feed
stable law
storm-zone
stridences
student responsibility
sub-sieve powder
teleosaurus
The tide turns.
threats
time delay push-button
united kindom and allies clause
ureterography
wastes of effort
Yakut
Yel'ninskiy Rayon
zoophobic
zyzocin