radiator

/ˈreɪdiˌeɪtər/

any object that radiates energy

Chinese meaning: 散热器；暖气片

The old radiator in the corner of the room was not heating properly.

房间角落里的旧暖气片供暖不正常。

Car radiators are designed to dissipate heat from the engine coolant.

汽车散热器旨在散发发动机冷却液的热量。