Daphnia

名词 daphnia:

1. minute freshwater crustacean having a round body enclosed in a transparent shell; moves about like a flea by means of hairy branched antennae
   同义词：water flea

daph.ni.a

n.（名词）
【复数】 daphnia
Any of various water fleas of the genusDaphnia, some species of which are commonly used as food for aquarium fish.
水蚤：水蚤科中的一种水蚤属 水生跳蚤，其中的一些种类通常用作水族馆鱼类的食物

来源：
New Latin Daphnia [genus name]
现代拉丁语 Daphnia [属名]
perhaps from Latin Daphnô [Daphne]
可能源自 拉丁语 Daphnô [瑞香属]