| 单词 | rocket engine |
| 释义 | rocket engine【机】 火箭引擎, 喷射推进机 rocket engine rocket engine n.（名词）A reaction engine that contains all the substances necessary for its operation and is not dependent on substances such as atmospheric oxygen, drawn from the surrounding medium, and thus is capable of operating in outer space.Also called rocket motor 火箭发动机：一种内含运转所需所有材料的喷气发动机，因其不依赖从周围媒质中取得如空气中的氧气等物质而能够在外层空间飞行也作 rocket motor |
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