pentacrinoid /'pentəkri:nɔɪd/ 📖 中文释义 长柄幼虫; 五角海百合 📘 English Definition(英文释义) n. An immature comatula when it is still attached by astem, and thus resembles a Pentacrinus. ← Pentacrindoiae P 字母词表 pentacrinoideus →