lunacy

'lu:nәsi

n. obsolete terms for legal insanity

n. 精神失常, 精神病, 疯狂愚蠢的行为
[医] 精神错乱(精神病的旧名)

20,480

BNC 频率

21,590

使用频率

lunacy 由词根 lun（月亮）和后缀 -acy 组成。月亮常与疯狂联系在一起（如“月亮对应的精神疾病”），因此可以联想到“疯狂”这个含义。

例句

1. His idea to run a marathon without training was pure lunacy.

他没有训练就想参加马拉松的想法简直是疯狂。

2. The decision to invest all their savings in a single stock seemed like lunacy to his friends.

把所有储蓄投资于一只股票的决定在他朋友看来简直是疯狂。

3. During the storm, staying outside was lunacy; everyone needed to find shelter.

在暴风雨中呆在外面是疯狂的；每个人都需要找到避难所。