polynyas 📖 中文释义 (polynya 的复数) n.[地]冰间湖,冰穴(尤指北极海面的未结冰处) 🧩 词形变化 原形 polynya 📘 English Definition(英文释义) plural of polynyan a stretch of open water surrounded by ice (especially in Arctic seas) ← polynya polyoctadecamethylene formal →