詞語：retrorockets
retrorockets的解釋
retrorockets['retrəu,rɔkit]n. 反向火箭；制動火箭
retrorockets的意思
retrorockets 反推進火箭;
retrorockets的參考例句
1.Each craft had to hit the atmosphere right, deploy its parachute, turn on retrorockets and inflate airbags just before touchdown. 每架探測器必須以正確的角度進入大氣，展開降落傘，點燃制動火箭，並在著陸瞬間為安全氣囊充氣。
2.NASA's Phoenix spacecraft successfully touched down on the surface of Mars Sunday night, the first time in 32 years that the space agency has landed a probe on the Red Planet using retrorockets. NASA的鳳凰號飛船週日晚成功地降落在火星表面上，這是32年來，該航天局首次使用制動火箭系統將探測系統降落在這顆紅色星球上。