
dissipation
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。)
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。)