marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces
European goose smaller than the brant; breeds in the far north
例句
用作名词(n.)
Adult barnacles commonly are hermaphrodites.藤壶多雌雄同体。
He wrote seminal books on orchids, insects, barnacles and corals.他写了不少对以后发展有很大影响的书，关于兰花的，昆虫的，藤壶的以及珊瑚的。
