Any of several bivalve marine mollusks of the genus Pinctada and related genera of tropical waters, especially P. margaritifera, a major commercial source of pearls.

 
  • 珍珠貝,鶯蛤:一種鶯蛤屬和有關(guān)熱帶水域屬的雙殼海生軟體動(dòng)物,尤指珠母貝屬,為珍珠的主要商業(yè)來(lái)源
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