san·i·ty /ˈsænətɪ/ n. 1. 精神健全，精神正常 No one could have come out of that bombardment with his sanity. 经受过那次轰炸以后，谁也不可能仍保持精神正常。 2. 清醒；明智；通情达理 question the sanity of huge amounts of money spent for defence 怀疑把大笔钱花在防务方面是否明智 The two countries will return to the sanity of private diplomacy. 两国将回到秘密外交这种明智的做法上来。 3. 理智行为 [< L sānitās health < sānus healthy]