| 释义 |
retrorocket
ret·ro·rock·et R0199400 (rĕt′rō-rŏk′ĭt)n. A rocket engine used to retard, arrest, or reverse the motion of a vehicle, such as an aircraft, missile, or spacecraft.retrorocket (ˈrɛtrəʊˌrɒkɪt) n (Astronautics) a small auxiliary rocket engine on a larger rocket, missile, or spacecraft, that produces thrust in the opposite direction to the direction of flight in order to decelerate the vehicle or make it move backwards. Often shortened to: retro ret•ro•rock•et (ˈrɛ troʊˌrɒk ɪt)
n. a small auxiliary rocket engine with its exhaust nozzle aimed in the direction of flight, used for decelerating a larger rocket, separating one stage from another, etc. [1945–50] Thesaurus| Noun | 1. | retrorocket - a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its courserocket engine, rocket - a jet engine containing its own propellant and driven by reaction propulsion |
Translations
retrorocket
retrorocket (ret -roh-rok-it) A small rocket motor attached to a spacecraft that, by ejecting gas in a forward direction, decelerates the craft. In this way the craft may change its orbit or, possibly with parachutes, achieve a soft landing.retrorocket[¦re·trō′räk·ət] (aerospace engineering) A rocket fitted on or in a spacecraft, satellite, or the like to produce thrust opposed to forward motion. Also known as braking rocket. LegalSeeRetroretrorocket
Related to retrorocket: retroactiveWords related to retrorocketnoun a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its courseRelated Words |