旗鱼
Sailfish \Sail"fish\, n. (Zo["o]l.) (a) The banner fish, or spikefish ({Histiophorus}.) (b) The basking, or liver, shark. (c) The quillback.
sailfish n 1: a saltwater fish with lean flesh 2: large pelagic game fish having an elongated upper jaw and long sail-like dorsal fin [also: {sailfishes} (pl)]