esker /'eskә(r)/ 📖 中文释义 n. [地]蛇(形)丘 🧩 词形变化 复数 eskers 📘 English Definition(英文释义) n (geology) a long winding ridge of post glacial gravel and other sediment; deposited by meltwater from glaciers or ice sheets ← eskenazi E 字母词表 eskers →