amnion /'æmniәn/ 📖 中文释义 n. 羊膜[医] 羊膜 🔗 释义中的汉语词 羊膜 📘 English Definition(英文释义) n. thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) ← amnioma A 字母词表 amnion raphe →