单词:time-space dispersive
单词:time-space dispersive 相关文章
Clear Your Mental Space Think about the last time you felt a negative emotion---like stress, anger, or frustration. What was going through your mind as you were going through that negativity? Was your mind cluttered with thoughts? Or was it paralyzed
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
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
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
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
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
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
EXPLORATIONS – July 3, 2002: Life on the International Space Station By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLO
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
This is our most ambitious story about the Wicked Uncle Uncle Jeff. Of course hes not really wicked, merely irresponsible, and somewhat annoying to Mum and Dad. But the kids love him. This story refers back to our summer story, The Wicked Uncle by th
By Jessica Berman Washington 15 October 2007 Astronaut Peggy Whitson is poised to become the first woman to command the International Space Station. Whitson and two new crew members arrived at the orbiting scientific outpost Friday to begin a mission
WASHINGTON, May 4 (Xinhua) -- The U.S. National Aeronautics and Space Administration (NASA) announced Wednesday that its Gravity Probe B (GP-B) mission has confirmed two key predictions(预测预言 ) derived from Albert Einstein's general theory
WASHINGTON, July 15 (Xinhua) -- The U.S. space shuttle Endeavour lifts off on Wednesday evening from Kennedy Space Center in Florida after five delays, on a track to the International Space Station (ISS). According to NASA TV, Endeavour blast off at
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
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
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
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
MOSCOW, June 27 (Xinhua) -- Russia successfully launched a Cosmos class military satellite on Monday, said spokesman of the Russian Space Forces Alexei Zolotukhin. A Soyuz-U carrier rocket carrying the military satellite blasted off from the Plesetsk
As crew members of the upcoming NASA space shuttle mission prepare for the final flight of the shuttle program, they say they are inspired by NASA's accomplishments, but also about the retirement of the shuttle fleet and lay-offs among the NASA commu
For a long time, the Beijing University of Aeronautics and Astronautics has been the cradle for China's space industry talent. Today a special competition was held on campus to mark the day and shape the future. They are the astronauts and spacecraft