the minimum velocity that a moving body, e.g. a rocket, must have to escape from the gravitational field of the earth, moon, etc or of a celestial body
| 单词 | escape velocity |
| 释义 | escape velocitynounthe minimum velocity that a moving body, e.g. a rocket, must have to escape from the gravitational field of the earth, moon, etc or of a celestial body |
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