名词
中文翻译：飞碟
同义词：
['flying saucer', 'UFO']
例句：
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1.The mysterious flying saucer was spotted over the city.
那个神秘的飞碟在城市上空被目击。
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2. The government has been investigating the disappearance of the flying saucer.
政府一直在调查飞碟的失踪事件。
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3.Some people believe that the flying saucer is a sign from the aliens.
有些人相信飞碟是来自外星生物的信号。