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(单词翻译:双击或拖选)
本期内容:
SpaceX, Elon Musk’s rocketry company, successfullylaunched a spy satellite for America’s Department ofDefense into orbit from the Kennedy Space Centre inFlorida. It was the first flight SpaceX had made forthe military. The company is keen to prove itself areliable launch provider for government andcommercial operations.
Rocketry: 火箭运用
Defense:防卫
Orbit:轨道
Be keen:迫切做某事
Commercial:商业的