noun🔗Share双壳类,双壳纲。 Any mollusc belonging to the taxonomic class Bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster."The seafood restaurant served many types of bivalves, including clams, oysters, and mussels. "这家海鲜餐厅供应多种双壳类海鲜,包括蛤蜊、牡蛎和贻贝等。animalorganismfoodoceanbiologynaturefishChat with AIVocabulary GamePractice Reading
noun🔗Share双壳类,双瓣壳。 A pericarp in which the seed case opens or splits into two parts or valves."The bean pods dried in the sun, and we watched as the bivalves eventually split open, scattering the seeds. "豆荚在阳光下晒干了,我们看着这些双瓣壳最终裂开,散落出种子。animalbiologyChat with AIVocabulary GamePractice Reading