with a sense of humor (幽默感). They can help everyone get along (相处得好). They can also make the journey more...火星旅途遥遥，NASA要招聘“搞笑”宇航员NASA (美国国家航空航天局) is looking for funny astronauts. It wants to send astronauts ……

astronauts fly faster.a. Make astronauts fly faster.b. Help astronauts see better in the dark.b. Help astronauts see better in the dark.b. Help astronauts see better in the dark.b. Help astronauts ……

there's nogravity(重力). So scientists fix sleeping bags to the wall to help astronauts get a sound... astronaut's lifeaboard(在飞船上) Shenzhou VI different from yours?Eating: Astronauts in a spaceship face ……

信不信由你Astronauts get taller when they are in space. ……

of walking in space! On August 20, Chinese astronauts Liu Boming and Nie Haisheng did the second spacewalk... (最里面的) layer collects astronauts’ urine (尿液). Then there are four layers that help control ……

. The spacesuit can help astronauts deal with the following problems:Needed for life: oxygenThe spacesuit.... So, the spacesuit needs to give the astronauts pure (纯净的) oxygen. The astronauts get their oxygen ……

3. v_______. The lights on it also help astronauts see 4. c_______ in the darkness. On the side... that it gives the astronauts a wider 3. v_______. The lights on it also help astronauts see 4. c_______ ……

with Earth’s gravity.Bloomberg believes the system could also help astronauts prepare for different gravity... astronauts’ bodies. From weak bones to problems with balance, it can take astronauts up to four weeks ……

needs funny astronauts. They can help their teammates get along and do their jobs better. Scientists...NASA要招聘“搞笑”宇航员，这可不是开玩笑哦！Attention, please. NASA is looking for funny astronauts (宇航 ……

. It is hard for astronauts to get used to this light-dark cycle when they sleep. Also, they need to sleep... to Earth. Scientists have also found that astronauts may get used to this change after going on more ……

, there is a very big “house”. It is home for astronauts (宇航员). It is the International Space Station (ISS... to build it. More than 200 astronauts and scientists from 15 countries have visited the space station ……

, there is no gravity in space. This not only causes difficulties in everyday actions like eating, walking... to the lower legs, and astronauts’ faces look fatter than normal. Gaps between bones also become larger ……

. Children can ask astronauts in the ISS any questions with the help of satellites (卫星). For example, what... together to build it. More than 200 astronauts and scientists from 15 countries have visited ……

the gate and help the astronauts walk out.The astronauts stayed in the module for a while to get used... not need to give first aid to the astronauts when Shenzhou VI spaceship landed in Inner Mongolia."We'd ……

) to the food and get it with their mouths.Astronauts float in the spacecraft. Theyfix(固定) sleeping bags to the wall so they can get a good sleep. It is not easy. Some astronauts say it is like trying to sleep ……