After three straight all-nighters before the audit, the accountant joked that he felt completely demented.

審計前連續熬了三個通宵，那位會計師開玩笑說自己快瘋了。

The customer service rep stayed calm even when the demented caller started shouting nonsense.

即使那位精神錯亂的來電者開始胡言亂語地大吼，客服人員仍保持冷靜。

Our flight was delayed nine hours, and the crowded gate turned into a demented scene.

我們的班機延誤了九個小時，擁擠的登機門變成一片瘋狂的景象。