cooling tower
noun [ C ] uk/ˈkuː.lɪŋ ˌtaʊər/ us/ˈkuː.lɪŋ ˌtaʊ.ɚ/
冷却塔
a tall, hollow structure that is used in industrial processes to reduce the temperature of something, especially water, so that it can be used to cool other parts of the system