filefish
/ˈfaɪlfɪʃ/noun
(复同单或 -fishes)
1- a fish with a dorsal spine and rough scales, related to the triggerfishes and occurring in tropical and sometimes temperate seas鲀。
1.1
- Numerous genera and species, family Balistidae (or Monaçanthidae).众多属, 众多种, 鳞鲀科或单角鲀科。
词源
late 18th cent.: from FILE3 （because of its rough skin, suggesting the surface of a file）.