名詞 barnacle:

1. marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces
   同義詞：cerriped, cerripede
2. European goose smaller than the brant; breeds in the far north
   同義詞：barnacle goose, Branta leucopsis

bar.na.cle

n.（名詞）
Any of various marine crustaceans of the subclass Cirripedia that in the adult stage form a hard shell and remain attached to submerged surfaces, such as rocks and ships` bottoms.
藤壺：一種蔓足亞綱的海洋甲殼類動(dòng)物，成年期形成硬殼且固著在沒入水的表層，如巖石和船底
The barnacle goose.
黑雁，北極雁

來源：
Middle English [barnacle goose]
中古英語 [黑雁]
from Old French bernacle
源自 古法語 bernacle
from Medieval Latin bernacula
源自 中世紀(jì)拉丁語 bernacula
[diminutive of] bernaca
[] bernaca的小后綴
perhaps from Old Irish báirneach [limpet]
可能源自 古愛爾蘭語 báirneach [帽貝]

【引伸】
bar.nacled
adj.（形容詞）