cofferdam /'kɔfәdæm/ 📖 中文释义 n. 围堰, 隔离舱, 潜水箱 🔗 释义中的汉语词 围堰 📘 English Definition(英文释义) n large watertight chamber used for construction under water ← coffer-dam C 字母词表 coffered →