1.【动】软骨鱼类(纲)的
1.软骨鱼类动物
1.a fish with a cartilaginous skeleton, e.g. a shark, ray, or skate.
1.separating An elasmobranch reproductive behavior wherein the male releases the pectoral fin of the female, setting her free (Ref. 35892).
行为,为雄鱼放松雌鱼的胸鳍,并放它自由(参考文献35892)。