好词典

dissipation

UK //ˌdɪs.ɪˈpeɪ.ʃən//US //ˌdɪs.əˈpeɪ.ʃən//

词源

源自拉丁语 'dissipatio',意为分散或消散,由 'dis-'(分开)和 'supare'(撒播)组成。

noun

❶ 指能量、资源或金钱等被浪费或消耗的过程,通常暗示无谓的挥霍或无效的使用。

“The dissipation of energy in the form of heat reduces the efficiency of the engine.”

(以热量形式散失的能量降低了发动机的效率。)

“His reckless spending led to the rapid dissipation of his inheritance.”

(他挥霍无度的消费导致遗产迅速耗尽。)

❶ 指过度放纵或享乐的生活方式,常伴随道德上的放纵或自我毁灭的行为。

“His life of dissipation eventually ruined his health and reputation.”

(他放纵的生活最终毁了他的健康和声誉。)

“The novel portrays the dissipation of the aristocracy before the revolution.”

(小说描绘了革命前贵族的放纵生活。)

同义词:waste, squandering, debauchery, extravagance, profligacy

常见短语

heat dissipation — 指热量从高温区域向低温区域传递或散失的过程,常用于工程或物理领域。

“The new design improves heat dissipation, preventing the device from overheating.”

(新设计改善了散热性能,防止设备过热。)

energy dissipation — 指能量在系统或过程中因摩擦、阻力等原因而损失的现象。

“Energy dissipation in the braking system converts kinetic energy into heat.”

(制动系统中的能量耗散将动能转化为热能。)