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