oscar
/ˈɒskə(r)/(亦作oscar cichlid)
noun
1- a South American cichlid fish with velvety brown young and multicoloured adults, popular in aquaria地图鱼。
1.1
- Astronotus ocellatus, family Cichlidae. Alternative name: velvet cichlid.拉丁名Astronotus ocellatus,丽鱼科。又名： velvet cichlid.