megaton /'megәtʌn/ 📖 中文释义 n. 兆吨 🧩 词形变化 复数 megatons 📘 English Definition（英文释义） n. a measure of explosive power (of an atomic weapon) equal to that of one million tons of TNTn. one million tons ← Megathymiinae M 字母词表 megaton bomb →