craton /'kreitɔn/ 📖 中文释义 n. [地]克拉通,稳定地块 🧩 词形变化 复数 cratons 📘 English Definition(英文释义) n the part of a continent that is stable and forms the central mass of the continent; typically Precambrian ← cratomania C 字母词表 cratonic →