air pump
📖 中文释义
- 气泵, 抽气机
- [化] 气泵; 抽气机; 空压机
🔗 释义中的汉语词
📘 English Definition（英文释义）
- A kind of pump for exhausting air from a vessel or closed
- space; also, a pump to condense air or force it into a closed space.
- A pump used to exhaust from a condenser the condensed
- steam, the water used for condensing, and any commingled air.