Specialized anterior part of an animal on which the mouth and major sensory organs are located; part other than the body (snout to the posterior gill opening in fish).

 
  • 头部动物特殊化的前部,有嘴巴及主要的知觉器官;除了身体以外的部份(在鱼中的吻端到后面鳃裂)。
今日热词
目录 附录 查词历史