devil ray
noun
1- a large long-tailed ray which has a fleshy horn-like projection on each side of the mouth. It occurs on or near the surface of warm seas and feeds on plankton.蝠鲼科鱼
1.1
- Family Mobulidae: two genera and several species, including the manta.蝠鲼科：2属, 数种, 包括蝠鲼。