coal-pits 📖 中文释义 (coal-pit 的复数) 煤窑, 煤矿 🔗 释义中的汉语词煤窑煤矿 🧩 词形变化 原形 coal-pit 📘 English Definition(英文释义) plural of coal-pit ← coal-pit C 字母词表 coal-pulverizing plant →