| mussel |
A freshwater bivalve mollusk, usually with a drk, elongated shell. Unionides, the general term for mussels that yield especially fine mother-of-pearl, derives from the genus name,Unio.
출처: www.karipearls.com/pearl-glossary.html
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| mussel |
an aquatic bivalve mollusk.
출처: www.srs.fs.usda.gov/sustain/data/authors/glossary....
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