pacu
/pæˈkuː/noun
(复同单)
1- a deep-bodied herbivorous freshwater fish native to northern South America, which has been introduced into the Old World黑鳍淡水白鲳。
1.1
- Colossoma nigripinnis, family Characidae.拉丁名Colossoma nigripinnis,脂鲤科。
词源
early 19th cent.: from Tupi pacú.