reaction engine
noun
Any engine in which motive power is derived from the reaction exerted by a jet of escaping fluid (usually a gas).
Origin
Mid 19th century; earliest use found in Monthly Notices of the Royal Astronomical Society.
| 单词 | reaction engine |
| 释义 | reaction enginenoun Any engine in which motive power is derived from the reaction exerted by a jet of escaping fluid (usually a gas). Origin |
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