a fluid agent (gas or liquid) that produces cooling; especially one used to cool a system by transferring heat away from one part to another;
"he added more coolant to the car's radiator"
"the atomic reactor used a gas coolant"
"lathe operators use an emulsion of oil and water as a coolant for the cutting tool"
例句
用作名词 (n.)
The enquiry found that the light aircraft crashed after its engine seized up through lack of coolant. 调查报告表明,这架轻型飞机是由于发动机缺少冷却剂而失灵坠毁的。
The atomic reactor used a gas coolant. 这个原子反应堆使用了一种气态冷冻剂。
For decades industrial plants have lined the shores, using water as a coolant. 工厂在几十年里就在湖边排列成行,利用湖水作为冷却水。