/ˌdɪsɪˈpeɪʃən/ n.1.<正式>(dispersal)+of heat, smoke消散
heat dissipation热量耗散
2.<正式>(calming)+of tension, anger消释
3.<正式>(wasting)+of energy, efforts浪费；+of money, wealth挥霍
the dissipation of my wealth对我的财富的挥霍
4.<贬>(debauchery)纵情玩乐；(尤指)花天酒地
Her face was a revelation of age and dissipation.她的脸暴露了她的年龄和放荡的生活。
5.<正式>(wastefulness)铺张浪费
6.<正式>(amusement, diversion)消遣；娱乐
This daily exercise is my only dissipation.这种日常锻炼是我唯一的消遣。