名词
中文翻译：亚音速飞行
同义词：
['亚音速飞行，亚音速巡航，亚音速飞行例句：1. The pilot made a subsonic flight from New York to Los Angeles.（飞行员从纽约飞往洛杉矶进行了一次亚音速飞行。）']
例句：
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1. The pilot made a subsonic flight from New York to Los Angeles.
飞行员从纽约飞往洛杉矶进行了一次亚音速飞行。
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2. Subsonic flight is essential for the survival of many species.
亚音速飞行对许多物种的生存至关重要。
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3.The subsonic flight was so quiet that it almost felt like being in a vacuum.
亚音速飞行如此安静，几乎感觉像是在真空中。