名词中文翻译
中文翻译：超音速
同义词：
['hypersonic', 'supersonic']
例句：
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1.The aircraft was designed for hypersonic flight.
这架飞机是为超音速飞行设计的。
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2.The rocket reached supersonic speeds before it reached the Earth's atmosphere.
火箭在达到地球大气层之前达到了超音速速度。
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3. Ultrasonic waves can be used to diagnose heart conditions.
超声波可以用来诊断心脏病。