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1.marine or freshwater bivalve mollusk that lives attached to rocks etc..
附着在岩石等物上的海水或淡水双科类软体动物。收藏指正
2.Any of various usually burrowing marine and freshwater bivalve mollusks of the class Pelecypoda, including members of the genera Venus and Mya, many of which are edible.
蛤，蛤蜊一种双壳纲通常穴居的海洋及淡水双瓣软体动物，包括帘蛤属和海螂属的成员，其中许多可食用收藏指正
3.Any of several freshwater bivalve mollusks of the genera Anodonta and Unio, found in the central United States, that burrow in the sand or mud of lakes and streams.
淡水蚌发现于美国中部的无齿贝属和珠蚌属几种淡水双壳软体动物的一种，在湖和河中的沙中或泥中挖洞收藏指正
4.Any of various minute, chiefly freshwater crustaceans of the subclass Ostracoda, having a bivalve carapace.
介形亚纲动物属介形亚纲的任一种体小的、主要生活于淡水中的甲壳纲动物，长有一对硬壳收藏指正
5.tiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shell.
微小的海水及淡水甲壳动物，身体象虾，双壳。收藏指正
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