bannerfish

noun

A large fish of the genus Istiophorus, of the swordfish family, with a broad banner-like dorsal fin; the sailfish.

The bannerfish is known for its vibrant colors and long dorsal fin.

意味（1）

A large fish of the genus Istiophorus, of the swordfish family, with a broad banner-like dorsal fin; the sailfish.

意味（2）

Any of several species of butterflyfish in the genus Heniochus that superficially resemble the Moorish idol, though unrelated.