Last Updated
：2025/12/07
vacuum airship
（ plural ）
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An aircraft in the form of an airship that, instead of a pressurised gas, is filled with a vacuum
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vacuum airship
During the demonstration, the research team floated a small-scale vacuum airship above the courtyard to showcase its stability.
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During the demonstration, the research team floated a small-scale vacuum airship above the courtyard to showcase its stability.
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