潜水服对宇航服的设计提供了帮助。
宇航员是否携带武器以防在太空中遇到敌人？
Do spacemen carry weapons in case they encounter enemies in space?
全世界的人都在等待宇航员的消息。
宇航员从月球带回了岩石标本。
Astronauts have brought back specimens of rock from the moon.
宇航员正准备明晨的降落。
The astronauts are preparing for touchdown tomorrow morning.
宇宙飞船上的六位宇航员将在太空度过10天的时间。
我能明白为什么宇航员们发现难以重新适应地球上的生活。
I can understand why astronauts find it difficult to readjust to life on earth.
四位宇航员到场参加了上个星期举行的电影《空间站》的首映式。
Four astronauts visited for last week's premiere of the movie Space Station.
宇航员皮埃尔·索特想要把这个长15英尺的机械手安到人造卫星上。
Astronaut Pierre Thuot tried to latch the 15-foot robotic arm onto the satellite.
那些宇航员正在进行一系列实验，以便更多地了解人体如何适应失重状态。
The astronauts are conducting a series of experiments to learn more about how the body adapts to weightlessness.
宇航员们今天将做最后一次尝试，把一颗通讯卫星从它无用的轨道上拯救出来。
Astronauts will make a final attempt today to rescue a communications satellite from its useless orbit.
为什么宇航员能看到天空的颜色？
细菌对宇航员来说是个恼人的问题。
这个小男孩的父亲是个宇航员。
卫星天线为宇航员提供了互联网。
水通过这些管子来给宇航员降温，因为穿着宇航服会让宇航员非常热！
Water runs through these pipes to cool off astronauts because wearing a space suit can make astronauts very hot!
然而，有了宇航服，宇航员可以在太空中活动几个小时。
With a space suit, though, astronauts can move around in space for several hours.
如果宇航员不穿宇航服就冲出飞船，几秒钟内就会死亡。
Astronauts could die in just a few seconds if they rushed outside their spaceship without their suits.
当宇航员的儿子不容易。
在学校里，李子轩得知首位宇航员在1961年飞入太空，后来，更多的宇航员成功地进入了太空。
In school, Li Zixuan learned that the first man flew into space in 1961 and later, more astronauts succeeded in traveling into space.
火箭把宇航员和人造卫星送入太空。
The rockets take astronauts and man-made satellites into space.
当我看到宇航员吉恩·塞尔南在月球上行走时，我告诉自己：“我想成为一名宇航员。”
When I saw astronaut Gene Cernan walking on the Moon, I told myself, "I want to be an astronaut."
一队美国宇航员在火星上开始搜索。
你将来想成为一名宇航员吗？
一个背包可以输送氧气，让宇航员正常呼吸。
宇航员短期内住在这些空间站里面。
然后乘客、宇航员、太空舱和气球通过船只返回。
Passengers, spacemen, capsule and balloon are then gotten back by ship.
王亚平和刘洋是我们中国的女宇航员。
它主要用来下棋和修理宇航员的飞船。
It was mainly used to play chess and repair the astronauts' spaceship.
两个美国宇航员登上了月球。
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