| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024o•pis•tho•branch (ə pis′thə brangk′),USA pronunciation n. - Invertebratesany gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
adj. - Invertebratesof or pertaining to the opisthobranches.
Also, o•pis•tho•bran•chi•ate (ə pis′thə brang′kē it, -āt′).USA pronunciation - Neo-Latin Opisthobranchia the subclass; see opistho-, branchia
- 1850–55
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