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rocket engine /ˈɹɒkɪt ˈɛndʒɪn/ n

中文：火箭发动机

中文 · 火箭发动机Español · motor del coheteFrançais · moteur-fusée
Meaning：Ensures launcher propulsion by means of liquid hydrogen combustion in contact with liquid oxygen.
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Ariane rocket cutaway Ariane 5 rocket cutaway

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