名詞 eel:

1. the fatty flesh of eel; an elongate fish found in fresh water in Europe and America; large eels are usually smoked or pickled
2. voracious snakelike marine or freshwater fishes with smooth slimy usually scaleless skin and having a continuous vertical fin but no ventral fins

1. The eel wriggled out of my fingers.
   那條鱔魚從我的指縫間滑走了。
2. The taste of eel is delicious.
   鱔魚的味道很好。
3. Eels are long and difficult to catch.
   鱔魚很長而且很難抓住。

eel

n.（名詞）
【復(fù)數(shù)】 eel 或 eels
Any of various long, snakelike, scaleless marine or freshwater fishes of the order Anguilliformes or Apodes, especiallyAnguilla rostrata of eastern North America or A. anguilla of Europe, that lack pelvic fins and characteristically migrate from fresh water to salt water to spawn.
鰻：任一種長的蛇形的無鱗海洋或淡水魚，尤指產(chǎn)于北美東部的扁平鰻鱺屬 或歐洲的 鰻屬 ，都缺少腹鰭，并且是典型的從淡水中遷居到鹽水中產(chǎn)卵
Any of several similar fishes, such as the lamprey and electric eel.
任一種類似魚類，如八目鰻和電鰻

來源：
Middle English ele
中古英語 ele
from Old English ôl
源自 古英語 ôl