ナイフフィッシュ

noun

knifefish

Refers to freshwater fish of the family Notopteridae or Gymnotidae, known for their elongated, knife-like body shape. Used in aquarium and biological contexts.

• ナイフフィッシュは細ほそ長ながい体たい型けいが特とく徴ちょうです。

  Knifefish are characterized by their elongated body shape.

• 水すい族ぞく館かんでナイフフィッシュを見みた。

  I saw a knifefish at the aquarium.