单词:cavitas orbitalis
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The 1)Notorious Jumping Frog of Calaveras County By Mark Twain Read by Marsh McCandless In 2)compliance with the request of a friend of mine, who wrote me from the East, I called on good-natured, 3)ga
Questions for NASA after Rocket Explosion 火箭爆炸后美国国家航空航天局面临的问题 Unmanned Antares rocket is seen exploding seconds after lift off from a commercial launch pad in this still image from NASA video at Wallops Island, V
Beneath the Glory》作为《木兰情》的英文版,是由李偲菘作曲,林家宇作词。整支MV以闪回开始,随着凄美胡琴的前奏将影片情节慢慢引出,其间穿插VITAS演唱的画面以及大量战争场面、拍摄花絮
Virgin Spaceship Crash Raises Questions 维珍宇宙飞船失事引发诸多问题 WASHINGTON Plans to fly tourists to the edge of space could be delayed after Friday's crash of Virgin Galactic's SpaceShipTwo during a manned test flight. It is the se
Poetry Month: What Makes A Haiku A Haiku? SARAH MCCAMMON, HOST: It's April 1, a day of celebrations - April Fools' Day, Easter Sunday and the first day of Poetry Month. Twitter is now officially open to your submissions to hashtag #nprpoetry. Every y
美国火箭爆炸,私营航天产业的挫折 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosion of a private U.S. cargo space craft shortly after it's
[00:00.00]Module 11 NELSON MANDELA [00:06.24]UNIT 1 I'm about to go to South Africa. [00:11.77]1 Listen and read. Then say. [00:16.29]Are you going somewhere, Dad? [00:18.53]Yes. I'm about to go to South Africa. [00:22.50]I have to do some work there
Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel
Michelle Norris : From NPR News, this is All Things Considered. I'm Michelle Norris. Melissa Block : And I'm Melissa Block. Melissa Block : Government weather forecasters are calling for another busy hurricane season in the Atlantic. Here is what Co
美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup
SCIENCE IN THE NEWS - Space Junk Threatens Earths Orbital Environment JIM TEDDER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Jim Tedder. KATHERINE COLE: And Im Katherine Cole. Today, we tell about an ever increasing number of objects in
The Boy on Graves-End Road by Caty Weaver Editor's Note: This is a weekly multimedia series of American short stories for English language learners. Each story has video, audio, quizzes, and a lesson plan for teachers. Hope you enjoy reading and list
Global Warming Could Delay Next Ice Age The next ice age could be delayed by tens of thousands of years due to excessive amounts of heat-trapping carbon dioxide in the atmosphere, which disrupts Earths natural cycle of warming and cooling, according
With Failed Launch, US Private Space Industry Suffers Setback 火箭发射失败 美国私人航天受挫 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosi
MADRID, March 20 (Xinhua) -- Spanish ACB basketball side Unicaja Malaga had sacked coach Chus Mateo as a result of his team's disastrous run of recent results, local media reported Tuesday. He left the club after little more than a year in charge, af
The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p
By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method
Early voters turn out to vote in Chicago CHICAGO, Nov. 3 (Xinhua) -- While most U.S. citizens will vote next Tuesday, some of the country's early voters are already out to cast their ballots. Ms. Megan Keskitaoo from Chicago turned out to vote on Sat
Todd: Hello! What's your name please? Anna: My names's Anna. Todd: Anna. OK, Anna and where are you from? Anna: I'm from a suburb of Chicago, Illinois. Todd: Oh, Chicago. Wow, what's Chicago like? Anna: It's very windy and flat, but there's a lot to
NAIROBI, Feb. 16 (Xinhua) -- Football Kenya Federation (FKF) jointly with the Ministry of Youth Affairs and Sports are in the process of submitting a bid to host the 2019 Africa Cup of Nations as well as the 2015 Africa Youth Championships. After the