radiator
/ˈreɪdɪeɪtə(r)/noun
1
- a thing that radiates or emits light, heat, or sound辐射体, 辐射源。
1.1
- a device for heating a room consisting of a metal case connected by pipes through which hot water is pumped by a central heating system暖气片, 散热器。
1.2
- a portable oil or electric heater resembling such a device（暖气片型）燃油炉, 电热器。
2
- an engine-cooling device in a motor vehicle or aircraft consisting of a bank of thin tubes in which circulating water is cooled by the surrounding air（汽车或飞机的）散热器。