Any of numerous tailless, aquatic, semiaquatic, or terrestrial amphibians of the order Anura and especially of the family Ranidae, characteristically having a smooth, moist skin, webbed feet, and long hind legs adapted for leaping.

• 蛙一种无尾、水生、半水生或陆生两栖动物，属无尾目，尤属蛙科，以其光滑湿润的皮肤、蹼足和修长善跳的后腿为特征