An aircraft whose maximum speed is greater than the speed of sound. Cf. subsonic, n.
| 单词 | θ207892 |
| 释义 | society > travel > air or space travel > a means of conveyance through the air > aeroplane > [noun] > capable of supersonic speed (2) supersonic1947 An aircraft whose maximum speed is greater than the speed of sound. Cf. subsonic, n. Subcategories:— not (1) |
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