| 单词 | univalve |
| 释义 | univalve (once / 43137 pages) adjn WORD FAMILY univalve: univalves USAGE EXAMPLESSlate noted that Marcel the Shell’s voice is “so little, so little,” but as Conan points out the adorable univalve sure has some “big lungs.” Time(Dec 18, 2014) Shell univalve, greatly depressed, broad, ear-shaped, the disk with many perforations. Swainson, William, Zoological Illustrations, Volume II...(2012) Shell univalve, turbinated, inversely conic, convolute; aperture longitudinal, narrow, not toothed; base effuse; spire very short. Swainson, William, Zoological Illustrations, Volume I...(2012) 1adj used of mollusks, especially gastropods, as snails etc. Syn|Ant single-shelled univalve bivalve, bivalved used of mollusks having two shells (as clams etc.) lamellibranch, pelecypod, pelecypodousbivalve 2n a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes Syn|Hypo|Hyper gastropod abalone, ear-shell any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior conchany of various edible tropical marine gastropods of the genus Strombus having a brightly-colored spiral shell with large outer lip snailfreshwater or marine or terrestrial gastropod mollusk usually having an external enclosing spiral shell slugany of various terrestrial gastropods having an elongated slimy body and no external shell seasnailany of several creeping marine gastropods with a spirally coiled shell: whelks; tritons; moon shells; neritids Ancylus fluviatilis, freshwater limpet, river limpetminute conical gastropod superficially resembling a limpet but living and feeding on freshwater plants nudibranch, sea slugany of various marine gastropods of the suborder Nudibranchia having a shell-less and often beautifully colored body Aplysia punctata, sea harenaked marine gastropod having a soft body with reduced internal shell and two pairs of ear-like tentacles bubble shellmarine gastropod mollusk having a very small thin shell physaany member of the genus Physa cowrie, cowryany of numerous tropical marine gastropods of the genus Cypraea having highly polished usually brightly marked shells aplacophoran, solenogasterdeep-water wormlike mollusks lacking calcareous plates on the body but having fine slimy spicules on the covering mantle Haliotis tuberculata, ormer, sea-earan abalone found near the Channel Islands scorpion shellany of numerous tropical marine snails that as adults have the outer lip of the aperture produced into a series of long curved spines Strombus gigas, giant concha large variety of conch Helix pomatia, edible snailone of the chief edible snails garden snailany of several inedible snails of the genus Helix; often destructive pests neritid, neritid gastropodoperculate seasnail of coastal waters with a short spiral shell whelklarge carnivorous marine gastropods of coastal waters and intertidal regions having a strong snail-like shell tritontropical marine gastropods having beautifully colored spiral shells moon shell, moonshellmarine gastropods having smooth rounded shells that form short spires periwinkle, winkleedible marine gastropod limpetany of various usually marine gastropods with low conical shells; found clinging to rocks in littoral areas Hermissenda crassicornisa kind of sea slug Cypraea moneta, money cowriecowrie whose shell is used for money in parts of the southern Pacific and in parts of Africa Cypraea tigris, tiger cowriecowrie whose shell is used for ornament mollusc, mollusk, shellfish invertebrate having a soft unsegmented body usually enclosed in a shell |
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