swing-by 
(swĭngbī′)
(swĭngbī′)n. pl. swing-bys
A maneuver in which a spacecraft uses the gravitation of a planet or other celestial body to effect changes in its course and speed as it passes by.
| 单词 | swing-by |
| 释义 | swing-by (swĭngbī′)n. pl. swing-bys A maneuver in which a spacecraft uses the gravitation of a planet or other celestial body to effect changes in its course and speed as it passes by. |
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