鱼类 yúlèi fishes Definitions Defs Origin Strokes Stroke Words Sentences Sents 鱼类学 yúlèixué ichthyology 软骨鱼类 ruǎngǔyúlèi Chondrichthyes taxonomic class of fish with skeletons composed of cartilage rather than bone, including sharks, rays, and skates
