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ray (any fish of superorder Batoidea)
えいが水面すいめん近くちかくを泳ぐおよぐ。
A ray swims near the surface.
えいの姿すがたを写真しゃしんに撮っとった。
I took a photo of a ray.
えいの種類しゅるいはたくさんある。
There are many types of rays.