| 单词 | Stenopterygius quadrisicissus |
| 释义 | Stenopterygius quadrisicissus (extremely rare) n WORD FAMILY Stenopterygius quadrisicissus n an ichthyosaur of the genus Stenopterygius Syn|Hyper stenopterygius ichthyosaur any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs |
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