[等离子] 空间色散的

Today's topic is active voice versus passive voice. Here's Brian from Iowa: It drives me crazy when people write in passive voice. How can I teach people how to tell the difference between passive and active voice and stay away from passive voice? Th

发表于:2018-12-07 / 阅读(121) / 评论(0) 分类 英语语法 Grammar Girl

by Jason Marshall Lets kick things off with a bit of a strange question: If you were asked to walk up two stairs and then immediately back down three, how would you describe the total number of stairs youd climbed relative to where you began? Do any

发表于:2018-12-07 / 阅读(77) / 评论(0) 分类 数学英语

Broadcast: Jan 29, 2003 By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell about a space rock that

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 VOA2003(上)-科技导航

Time spent in zero G changes the body: Astronauts come home with bone loss and muscle weakness. But what happens in their heads? To find out, researchers examined MRIs of astronauts brains taken before and after flight. They looked at 12 astronauts w

发表于:2018-12-24 / 阅读(90) / 评论(0) 分类 2017年Scientific American(二)月

It was a big apartment building. The building was in a big city. Delivery people left packages at the front desk. The front desk held the packages for apartment tenants. Mr. Smith was expecting a package. He stopped at the front desk. Had his package

发表于:2019-01-02 / 阅读(89) / 评论(0) 分类 简单慢速英语阅读

Grammar Girl here. I'm on vacation this week, but before I left I updated one of the early episodes that I took down a few months ago. I hope you enjoy this new and improved version. Today's topic is addictive versus addicting, and we'll get to use a

发表于:2019-01-02 / 阅读(134) / 评论(0) 分类 英语语法 Grammar Girl

Broadcast: June 4, 2003 By Paul Thompson VOICE ONE: This is Ray Freeman. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today, we tell about how astronauts prepa

发表于:2019-01-02 / 阅读(111) / 评论(0) 分类 VOA2003(上)-科技导航

A: What does she look like? B: Well, she was pretty tall, about 5 feet 10 inches and kind of scary looking! A: What do you mean, scary? B: Well, she had a crazy sounding laugh and wild hair. Do you know what I mean? A: Yes, I know what you mean. B: A

发表于:2019-01-15 / 阅读(91) / 评论(0) 分类 英语情景对话-工作

By Alex Villarreal Washington 25 October 2007 The U.S. space shuttle Discovery has docked at the International Space Station, marking the next phase in a complex mission to expand the international orbiter. VOA's Alex Villarreal reports from Washingt

发表于:2019-01-31 / 阅读(114) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jim Malone Washington 01 February 2007 Senator Joe Biden of Delaware is the latest Democrat to join the race for president in 2008. But Biden already finds himself on the defensive over some comments he made about one of his rivals, Illinois Sena

发表于:2019-02-03 / 阅读(166) / 评论(0) 分类 2007年VOA标准英语(二月)

BEIJING, Sept. 6 (Xinhuanet) -- The amount of space junks floating in Earth's orbit has reached a critical level, warned scientists. The future space missions may become too dangerous to fly for a risk of colliding with space junks, said a report rel

发表于:2019-02-03 / 阅读(69) / 评论(0) 分类 英语新闻

Sylvia: How would you like to take my sister, Donna, to the movies this weekend? Youd be doing me a favor. Joon: Why? Whats wrong with her? Sylvia: Nothing is wrong with her! She just broke up with her boyfriend of four years and shes down in the dum

发表于:2019-02-04 / 阅读(89) / 评论(0) 分类 地道美语播客

MOSCOW, April 22 (Xinhua) -- The Russian Space Forces has re-established contact with a military satellite, Geo-IK-2, which went missing in February, local media reported Friday. According to a spokesman from the Defense Ministry(国防部) , Interfa

发表于:2019-02-08 / 阅读(109) / 评论(0) 分类 英语新闻

Working in Project Space One of the givens in David Allens Getting Things Done is that you cant do a project. Instead, Allen recommends you break projects down into immediate next actions, discrete doable chunks that can be cranked through with a min

发表于:2019-02-08 / 阅读(171) / 评论(0) 分类 阅读空间

The U.S. space shuttle(航天飞机) Discovery has completed its work at the International Space Station on its 39th and final mission, and is preparing for Wednesday's scheduled landing at the Kennedy Space Center in Florida. The shuttle success

发表于:2019-02-17 / 阅读(107) / 评论(0) 分类 英语新闻

This Friday, the U.S. space shuttle Endeavor is scheduled to lift off on its last voyage(航行) to the orbiting International Space Station. And on June 28, barring any last minute complications, Alantis will become the last space shuttle ever t

发表于:2019-02-18 / 阅读(98) / 评论(0) 分类 英语新闻

MOSCOW, Oct. 24 (Xinhua) -- The Russian Space Agency Roscosmos confirmed on Monday the list of next crew members who will fly to the International Space Station (ISS) on Nov. 14. Russia's Soyuz TMA-22 spacecraft will bring Russian cosmonauts Anton Sh

发表于:2019-02-18 / 阅读(123) / 评论(0) 分类 英语新闻

BEIJING, Nov. 13 (Xinhua) -- China has established an operation committee for management of the country's first space lab module, Tiangong-1, during its two-year orbit of earth. The committee will deal with operations planning, technical appraisal an

发表于:2019-02-18 / 阅读(109) / 评论(0) 分类 英语新闻

BEIJING, Nov. 3 (Xinhua) -- Two Chinese spacecraft accomplished the country's first space docking procedure early Thursday, silently coupling in space more than 343 km above Earth's surface. Nearly two days after it was launched, the unmanned spacecr

发表于:2019-02-18 / 阅读(98) / 评论(0) 分类 英语新闻

JIUQUAN, June 16 (Xinhua) -- She is a wife. She belongs to China's one-child generation. On Saturday, 33-year-old Liu Yang becomes the country's first woman entering space. The home-grown Shenzhou-9 spacecraft, atop an upgraded Long March-2F carrier

发表于:2019-02-19 / 阅读(117) / 评论(0) 分类 英语新闻
学英语单词
-'er
albright-lightwood(syndrome)
Aliexpress
all-congnering
anientisement
anisic acid piperazinium salt
anticreasing
antijitter
apex of bladder
aplastic anemias
baptised
bent on/upon
block contains
calibration equipment of reversing thermometer
campanulariid
cardplaying
central decomposition
chamfer line
chemistry of silicones
copper tubing
coproduction
corrosion rim or border
cynocephaly
deflector jet
diet nephritic
Diucardin
domain-specific knowledge
double-gaited
dyneme
eicosanoic acid
eluting sequence
embryonated egg
ethyl sulfate
exceptionalism
Fallère, Monte
general binding machine
gilliard
Grey Cup
grid of neighboring zone
hafflin
hanging scafford
hashing technique
hoof disease
hybochelus cancellatus orientalis
IBSFC
in contradistinction to
incidentalss
infamatory
Jack London
kinetogram
King of Swing
knutson
life appointment
light gray
line-type metal
Livenka
Luzula taiwaniana
magnetic flip-flop
man-machine mix
mandoors
marginal-cost
minimum consumption
Mirror Group Newspapers
nanoblend
no end of sth
operating jack
outburning
p-dimethylaminobenz-aldehyde
Palakonda
Party of No
postvisualization
pour-point
prix
profit on alienation
protect against cold
PwMIN
Ralph Johnson Bunche
recursive identification algorithm
right hand screw thread
risk-adjusted return
sensitive bolometer
sign flip-flop
six-shots
spondervilia bisculpta
suit pressure regulator
tercios
the great barrier reef
thifluzamide
threo-diisotactic polymer
total losses of a transformer
total normal force
total value of commodities in circulation
toy shop
tp (message transfer part)
transfer of names
triflutrimeprazine maleate
Urtica thunbergiana Sieb. et Zucc.
valgous
verticillioides
Viola chinensis
youstone