a. afflicted with or characteristic of mental derangement
a. 患精神病的, 极愚蠢的
[医] 神经错乱的
1. The movie was so funny that it made me feel insane with laughter.
这部电影太搞笑了，笑得我感觉快要疯了。
2. His ideas for the project seemed insane at first, but they turned out to be brilliant.
他对这个项目的想法起初看起来很疯狂，但结果证明是非常聪明的。
3. It's insane to think that we have already lived in this city for ten years.
想想我们在这个城市已经生活了十年，真是不可思议。