toothcarp
/ˈtuːθkɑːp/noun
(复同单)
1- a small fish that resembles the carp but possesses small teeth, occurring mainly in fresh water in America. Many toothcarp are popular in aquaria.鳉。
1.1
- Order Cyprinodontiformes: several families, in particular Cyprinodontidae (or Fundulidae) (the egg-laying killifishes and topminnows), and Poeciliidae (the livebearers).银汉鱼目：数科, 尤指鳉科（或底鳉科）（卵生花鳉和底鳉）和花鳉科（胎鳉）。