虎鲸, 逆戟鲸
a toothed whale with a distinctive black and white coloration, belonging to the oceanic dolphin family, known for its predatory nature
示例:• The orca breached majestically out of the water.虎鲸雄伟地跃出水面。• Orcas are highly intelligent and social animals.虎鲸是高度智能化的社会性动物。同义词:killer whale