a small olive-green to reddish-brown European carp of still or slow-moving waters, important as a farmed fish in eastern Europe 欧洲鲫鱼
Carassius carassius, family Cyprinidae 拉丁名Carassius carassius,鲤科
语源
mid 18th cent.: from Low German karusse, karutze, perhaps based on Latin coracinus, from Greek korax 'raven', also denoting a black fish found in the Nile