ammonoids 📖 中文释义 (ammonoid 的复数) n.菊石(已灭绝的头足动物) 🧩 词形变化 原形 ammonoid 📘 English Definition(英文释义) plural of ammonoidn one of the coiled chambered fossil shells of extinct mollusks ← Ammonoidea A 字母词表 ammonol →