primordium /prai'mɔ:diәm/ 📖 中文释义 n. 原基[医] 原基, 始基 🔗 释义中的汉语词 始基 📘 English Definition(英文释义) n. an organ in its earliest stage of development; the foundation for subsequent development ← primordisl endoderm cells P 字母词表 primos →