土星探索；土星探测

EXPLORATIONS - Mars Exploration, Part 2

EXPLORATIONS - Mars Exploration, Part 2 By Paul Thompson Broadcast: Wednesday, February 04, 2004 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: An artists picture of a Mars Rover vehicle. And

发表于:2018-12-01 / 阅读(148) / 评论(0)

Explorations

EXPLORATIONS - Mars Exploration, Part 1

EXPLORATIONS - Mars Exploration, Part 1 By Paul Thompson Broadcast: Wednesday, January 28, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: An artist's picture of Mars Rover Spirit. And this

发表于:2018-12-01 / 阅读(143) / 评论(0)

Explorations

EXPLORATIONS - Lewis and Clark and the Corps of Discovery Ma

EXPLORATIONS - Lewis and Clark and the Corps of Discovery Map a Nation By Paul Thompson Broadcast: Wednesday, November 16, 2005 (MUSIC) ANNOUNCER: This is Mary Tillotson with the VOA Special English p

发表于:2018-12-01 / 阅读(126) / 评论(0)

Explorations

EXPLORATIONS - The Lewis and Clark Exploration: One of the M

EXPLORATIONS - The Lewis and Clark Exploration: One of the Most Important Events in American History By Paul Thompson Broadcast: Wednesday, November 30, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VO

发表于:2018-12-01 / 阅读(133) / 评论(0)

Explorations

The Roman feast of Saturnalia 农神节的盛宴

Our history and our culture have come about because a lot of ordinary people have done some really terrible jobs. And our traditional Christmas is no exception. However dreadful it's been, having to d

发表于:2018-12-07 / 阅读(118) / 评论(0)

圣诞特辑

EXPLORATIONS - The Year in Space

EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS

发表于:2018-12-15 / 阅读(89) / 评论(0)

Explorations

晨读英语美文60篇六级55

[00:00.00]科技：度海量天 [00:11.21]Fly to the MoonNASAs 2018 Project [00:17.67]It will cost $104 billion over the next decade [00:24.01]to send astronauts back to the moon, [00:26.52]NASAs chief said, [00:28.17]defending the price tag as an in

发表于:2019-01-02 / 阅读(69) / 评论(0)

晨读英语美文60篇

60秒科学:Fog Found on Saturn's Moon Titan

Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th

发表于:2019-01-02 / 阅读(106) / 评论(0)

60秒科学

Spacecraft Finds Saturn's Rings Dirty and Decaying　

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(109) / 评论(0)

VOA2004（下）--健康科技

英语听力：自然百科行星旅行：土星 Saturn—6

Everyone is familiar with the rings of Saturn. But what would you highlight if it were you sending back the postcards? Every tour itinerary has one main attraction. With Saturn, you just can't miss the rings. As imaging team leader for Cassini, Carol

发表于:2019-01-22 / 阅读(73) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—7

And the icy grains on the Saturnian beaches are washed by passing traffic. When a moon comes by, it creates a wake just like a motor boat creates a wake that goes behind it. And I kind of imagine the ring particles doing an intricate cosmic dance aro

发表于:2019-01-22 / 阅读(76) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—8

Saturns apparently peaceful appearance is due to a haze of high level ammonia in the upper atmosphere, by looking deep into Saturn in the infrared, using the planets own internal heat as a light source, Cassini has revealed the planets true nature. T

发表于:2019-01-22 / 阅读(71) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—9

We are interested in studying seasonal changes on Saturn, because of its extremes affected the rains. Already we know the sky was blue, when the northen hemisphere came out of the shadow and it's now turn sort of pinkish yellowish, hazy color, becaus

发表于:2019-01-22 / 阅读(86) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—3

Saturn might be the second largest planet in the solar system, but like gas giant neighbor Jupiter, its a triumph of show over substance. Saturn, first of all is a big giant gas ball, actually its a big giant ball of fluid, and the outer parts of it

发表于:2019-01-22 / 阅读(74) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—5

With Saturn's 62 known moons, Cassini finds itself in good company without of this world photo opportunity to make even a seething professional gasp. Saturn is the most photogenic planet in all the solar system, so I just, you know, I mean, you could

发表于:2019-01-22 / 阅读(77) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—19

The Prime Meridian(本初子午线) here is the longitude, the mark on the ground, from which all great voyages are measured. This is the view back to our remarkable home planet/ that the first human out here can look forward to, a distant blue dot l

发表于:2019-01-22 / 阅读(87) / 评论(0)

自然百科2012年

EXPLORATIONS - Cassini-Huygens at Titan

EXPLORATIONS - Cassini-Huygens at Titan By Paul Thompson Broadcast: Wednesday, February 02, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special E

发表于:2019-01-30 / 阅读(127) / 评论(0)

Explorations

英语听力：自然百科行星旅行：土星 Saturn—1

No planet beats Saturn for jaw-dropping beauty. Saturn is the most photogenic planet in all the solar system. Some of the pictures are to die for. But the postcards only tell part of the story. Beauty is only skin deep. It really is rolling and seeth

发表于:2019-02-02 / 阅读(92) / 评论(0)

自然百科2012年

白领商务英语－经典案例11：Saturn

Employee-Management Relations Facing Business Challenges at Saturn Negotiating a Radically New Contract Richard LeFauve of General Motors and Donald Ephlin of the United Auto Workers (UAW) had been ad

发表于:2019-02-07 / 阅读(151) / 评论(0)

实用英语

英语作文-初中Do We Need Space Exploration

Do We Need Space Exploration Man has been fascinated by outer space for thousands of years, It has been almost over forty years since man' s first landing on the moon. Now, some people believe that space exploration is a sheer waste of time and money

发表于:2019-02-08 / 阅读(83) / 评论(0)

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acceleration vector equation of mechanism

aplanatic image formation

autogenous ignition

balance step

black and white photography