freshwater shellfish

• 淡水贝类

freshwater shellfish的用法和样例：

例句

1. The parasitic larva of certain freshwater mussels of the family Unionidae,having hooks for attaching to the gills or other external parts of a host fish.
   瓣钩幼虫珠蚌科淡水贝类的寄生幼体，长有钩并用来附着在寄宿主鱼的鳃或其他体外部分。