hammerhead
/ˈhæməhed/noun
1
- （亦作hammerhead shark）a shark of tropical and temperate oceans that has flattened blade-like extensions on either side of the head, with the eyes and nostrils placed at or near the ends槌头双髻鲨。
1.1
- Family Sphyrnidae and genus Sphyrna: several species.双髻鲨科和双髻鲨属：数种。