| 词汇 | retrorocket |
| 释义 | retrorocket noun[ C ] uk /ˌret.rəʊˈrɒk.ɪt/ us /ˌret.rəˈrɑː.kɪt/ a rocket on a spacecraft or an aircraft that fires in the opposite direction to the direction in which the vehicle is travelling, in order to slow it down反推进火箭;制动火箭（宇宙飞船或航空飞机等航空器上的一种火箭，其发射方向与航空器飞行方向相反，从而使之减速） Space travel airlock astronaut astronautics autopilot biosatellite blast capsule cosmonaut escape velocity EVA flyby launcher rocket science space capsule space probe space shuttle space tourism space tourist spacefarer spacewalk You can also find related words, phrases, and synonyms in the topics: Air travel: parts of aeroplanes Examples of retrorocketretrorocket Total capsule length was 10.8 ft, including a retrorocket pack strapped over the heat shield. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Just before the scheduled firing of its retrorocket, a command was sent to inflate cushioning air bags around the landing probe. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Because of weight constraints, there was no backup retrorocket engine. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Biosatellite 1 was not recovered because of the failure of a retrorocket to ignite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. White paint, gold and chrome plating, and a silvered plastic sheet encasing the retrorocket furnished thermal control. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. At 250 m from the surface, the main retrorocket was turned off and the four outrigger engines were used to slow the craft. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A backup solid-fuel retrorocket was added to the top of the descent module. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The spacecraft was maneuvered into retrofire attitude and the first retrorocket fired. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The decision was made to leave the retrorocket pack in position during reentry. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The lander/rover will have its own small retrorocket, and, after being jettisoned from the tug, was projected to conduct a braking maneuver to land softly on the lunar surface. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A backup was not needed since its supplies lasted for a 10-day flight, which would allow for reentry by orbital decay if the retrorocket failed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As he plummeted downward, he saw what appeared to be two of the spent retrorockets pass across the periscope view after the retrorocket package had been jettisoned. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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