(Chemistry)(of a reaction or process) accompanied by or requiring the absorption of heat (化)(反应,变化过程中)吸热的,吸能的。 exothermic 的反义词 ■(of a compound) requiring a net input of heat for its formation from its constituent elements (化合物)吸热生成的
(Zoology)(of an animal) dependent on or capable of the internal generation of heat (动)(动物)热血的,内温的