... 双元推进剂火箭动力装置 bipropellant rocket powerpiston 火箭动力飞行 rocket-powered flight 复式动力装置飞机 composite powerplant aircraft ...
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rocket-powered flight
火箭动力飞行
以上为机器翻译结果，长、整句建议使用 人工翻译 。
SpaceShipTwo, its inventively named commercial vehicle designed to take (well-moneyed) civilians into outerspace, has just completed its first rocket-powered test flight.
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