航天器结构动力学

We've started analyzing television content using the same principles -- 我们开始分析电视内容,用同样的原则-- analyzing event structure of a TV signal -- 分析一个电视信号的事件结构-- episodes of shows, commercials, all of

发表于:2018-12-02 / 阅读(313) / 评论(0) 分类 TED演讲教育篇

So fundamentally, rather than, for example, measuring content based on how many people are watching, 从根本上,而不是,比如根据收视率衡量内容 this gives us the basic data for looking at engagement properties of content. 这个给了

发表于:2018-12-02 / 阅读(228) / 评论(0) 分类 TED演讲教育篇

Aqua Spacecraft 水资源监测太空船 NASA's latest and most ambitious weather satellite is measuring Earth's water cycle. Learn more about the Aqua satellite -- today on Earth and Sky. DB: I'm Deborah Byrd. JB: And I'm Joel Block for Earth and Sky. This

发表于:2018-12-07 / 阅读(200) / 评论(0) 分类 (科普英语)Earth and Sky

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(193) / 评论(0) 分类 VOA2003(上)-科技先知

[00:05.75]The American space agency has released to the public the first of many new pictures of Jupiter's Moon,Io. [00:15.41]NASA's Galileo spacecraft took the pictures last July and October using both black and white film and color film. [00:25.73]

发表于:2018-12-26 / 阅读(216) / 评论(0) 分类 美国英语听力80篇

By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs

发表于:2019-01-03 / 阅读(271) / 评论(0) 分类 VOA2004(下)--健康科技

By David McAlary The U.S. Cassini spacecraft orbiting Saturn has found evidence that the giant planet's dazzling rings are decaying and may eventually be gone. And the rings are dirtier than thought,

发表于:2019-01-03 / 阅读(240) / 评论(0) 分类 VOA2004(下)--健康科技

The United States space agency will launch a spacecraft to explore the sun more closely than ever before on Saturday. NASAs Parker Solar Probe will fly through the hot solar atmosphere and come within just 6 million kilometers of the suns surface. Th

发表于:2019-01-03 / 阅读(186) / 评论(0) 分类 2018年VOA慢速英语(八)月

EXPLORATIONS - As Gemini Spacecraft Join in Space, US Moves One Step Closer to the Moon DOUG JOHNSON: EXPLORATIONS -- a program in Special English by the Voice of America. (MUSIC) Today, Shirley Griffith and Tony Riggs complete a report about America

发表于:2019-01-12 / 阅读(207) / 评论(0) 分类 2012年VOA慢速英语(八)月

AS IT IS 2015-07-15 US Spacecraft Flies by Pluto After Nine-Year Trip It has taken more than nine years for an American spacecraft to reach the far edge of our solar system. The spacecraft, named New Horizons, sailed past the dwarf planet Pluto on Tu

发表于:2019-01-12 / 阅读(197) / 评论(0) 分类 2015年VOA慢速英语(七)月

China's first cargo spacecraft, the Tianzhou-1, was launched on Thursday from the Wenchang Space Launch Center in southern China's Hainan Province. Tianzhou-1 is the first cargo ship independently developed by China and is expected to dock with the o

发表于:2019-01-19 / 阅读(207) / 评论(0) 分类 2017CRI中国国际广播电台

China's first cargo spacecraft Tianzhou-1 successfully docked with the Tiangong-2 space lab for the first time on Saturday. China has taken another step toward its goal of putting a space station into orbit around 2022, by sending its first cargo spa

发表于:2019-01-19 / 阅读(222) / 评论(0) 分类 2017CRI中国国际广播电台

China successfully launches Shenzhou-11 manned spacecraft As the sun rose over Northwest China's Gobi dessert, Shenzhou 11 spacecraft blasted off into space, propelled by its Long March 2F carrier rocket at 7:30 am Monday morning. After its separatio

发表于:2019-01-19 / 阅读(222) / 评论(0) 分类 2016CRI中国国际广播电台

By David McAlary Washington 01 March 2007 The U.S. space agency NASA says two new spacecraft orbiting Earth are giving scientists an unprecedented ability to track storms on the sun all the way to Earth. As VOA's David McAlary reports from Washington

发表于:2019-01-30 / 阅读(230) / 评论(0) 分类 2007年VOA标准英语(三月)

BAIKONUR, Kazakhstan, April 5 (Xinhua) -- Russia launched a spacecraft with three astronauts on board from the Kazakh Baikonur space center early on Tuesday, Xinhua correspondents(通讯记者 ) reported from the site. The Soyuz TMA-21 spacecraft

发表于:2019-02-05 / 阅读(231) / 评论(0) 分类 英语新闻

WASHINGTON, March 25 (Xinhua) -- NASA's Stardust spacecraft(宇宙飞船) depleted fuel and ceased operation on Thursday after a 12-year run, the U.S. space agency said Friday. This is the end of the spacecraft's operations, but really just the begin

发表于:2019-02-07 / 阅读(213) / 评论(0) 分类 英语新闻

BEIJING, Sept. 27 (Xinhuanet) -- Last-minute preparations for the launch of the Tiangong-1 spacecraft began at the Jiuquan Satellite Launch Center on Monday, meaning the vehicle can soon embark on a mission that will eventually have it dock with a sp

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

WASHINGTON, May 25 (Xinhua) -- SpaceX's unmanned Dragon capsule docked with the International Space Station on Friday and became the first commercial spacecraft to reach the orbital outpost. According to U.S. space agency NASA, the capsule was secure

发表于:2019-02-08 / 阅读(207) / 评论(0) 分类 英语新闻

MOSCOW, May 24 (Xinhua) -- Russia's Soyuz TMA-20 spacecraft with three crew members onboard has landed in Kazakhstan on Tuesday, said the Mission Control Center (MCC) outside Moscow. The spacecraft(宇宙飞船) undocked from the International Space

发表于:2019-02-18 / 阅读(214) / 评论(0) 分类 英语新闻

Americans are worse at spelling than Britons, with more than half unable to spell embarrassed, liaison and millennium。 美国人在拼写单词方面不如英国人,超过一半的美国人不会拼embarrassed、liaison和millennium。 Despite th

发表于:2019-02-19 / 阅读(224) / 评论(0) 分类 英语新闻
学英语单词
a hair of the dog
a sign manual
adult t-cell leukemia
aegyptus (egypt)
affetti
allogalathea elegans
anathematizes
As far as I can see
bald coot
basaltware
bearing inclination
bestual
bropirimine
building dock
calcium materials/devices
cation-exchanger
caught up in something
chief purser
chloroethanal
choroidal branches of fourth ventricle
commissura brevis
copahu
corruptionless
cranking enrichment
current-account balance
customs cartage
deprivation of parental rights
diskette storage box
DNIS
dual-grip
dump goods on the market
duplicate circuit
ectopic impulse
eulogies
fixed destination ticket
floating grid
fluxing limes
formation-analysis log
future activity
general proxy
germination inhibition
gerritsen
hallucinational
Hamiltonian characteristic function
hemopoietic type radiation disease
hennocks
high voltage chest
hinsey
hot top mold
housewifeship
indigence, indigency
inner drive
interdigital pustule
inversion of oceanographic element
kronosulfan
Lungngo
magnet domain device
main defecation
mehitable
mnemonic device
neurogastric
nozzle ablation
nubmer
Old World crayfish
oncomiracidial
ossipite
phenolic resin fibre
ploughheads
Poland syndrome
Prague Zoological Garden
predictably
private-use
pseudoanodontia
pull-push technique
pulse-amplitude modulation switching system
pushed for
reordinate
reversed shooting
rhizo-
rotc
RP4632
run one's face
schoenfeldt
self-energizing overvoltage of generator
session parameters
smartphone app
sounding rocket technology
space symmetry element
specialty of incantation
Spitz nevus
stuckert
tanypus formosanus
Taulihawā
thalmencephalon
Three Kings Ridge
Tyazhinskiy Rayon
unfallacious
water-cuts
whistle up
wire-grommet V-belt
Yankouko
yttrium acetate