space·walk or space walk 
(spās:wôlk′)
(spās:wôlk′)n.
A stint of extravehicular activity by an astronaut in space.
spacewalk′ v.
spacewalk′er n.
| 单词 | spacewalk |
| 释义 | space·walk or space walk (spās:wôlk′)n. A stint of extravehicular activity by an astronaut in space. spacewalk′ v. spacewalk′er n. |
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