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pilidium ['pilədiəm] n.【动物】帽状幼体 以上来源于:《21世纪大英汉词典》 Pilidium帽状幼虫詞目:Pilidium 1908顏惠慶英華大辭典Pilidiumn.1(Zool.) The free-swimming, helmet-shaped larva of certain nemertean worms, it has no resemblance to its parent, and the young worm develops in its interio |