名词
中文翻译：火箭测试器
同义词：
['rocket launcher', 'rocket engine tester']
例句：
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1. Therocket tester was used to test thenew rocket engine.
火箭测试器被用来测试新的火箭发动机。
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2. The engineers were using arocket tester to check thesafety of the spacecraft.
工程师们正在使用火箭测试器检查飞船的安全性。
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3. Therocket tester was crucial in ensuringthe success of the mission.
火箭测试器在确保任务成功中起着至关重要的作用。