| 单词 | 怀卵 |
| 释义 | 〔swimmeret〕One of the paired abdominal appendages of certain aquatic crustaceans, such as shrimp, lobsters, and isopods, that function primarily for carrying the eggs in females and are usually adapted for swimming. Also called pleopod 桡肢：某些水生甲壳纲动物如虾、龙虾和等节肢动物的成对腹部附属器官，雌性的主要功能是怀卵并用于游泳 也作 pleopod |
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