名詞 loon:

1. a worthless lazy fellow
2. large somewhat primitive fish-eating diving bird of the northern hemisphere having webbed feet placed far back; related to the grebes
   同義詞：diver
3. a person with confused ideas; incapable of serious thought
   同義詞：addle-head, addlehead, birdbrain

loon

n.（名詞）
Any of several fish-eating, diving birds of the genusGavia of northern regions, having a short tail, webbed feet, and a laughlike cry.
潛鳥(niǎo)：一種生活在北部地區(qū)的潛鳥(niǎo) 屬食魚(yú)潛水鳥(niǎo)，尾部短、腳上有蹼、叫聲象人的笑聲

來(lái)源：
[Of Scandinavian origin]
[源于斯堪的納維亞語(yǔ)的]

loon
loon 2

n.Informal （名詞）【非正式用語(yǔ)】
One who is crazy or deranged.
瘋子：失去理智或神經(jīng)錯(cuò)亂的人

來(lái)源：
Middle English louen [rogue]
中古英語(yǔ) louen [流氓]