concentrator /'kɒnsәntreitә/ 📖 中文释义 n. 集中者, 浓缩器, 选矿机[计] 集线器, 集中器 🧩 词形变化 复数 concentrators 📘 English Definition(英文释义) n. An apparatus for the separation of dry comminutedore, by exposing it to intermittent puffs of air. ← concentrativeness C 字母词表 concentrator bowl →