n.精神失常;精神?。挥扌?/p>
It's sheer lunacy driving in this weather. 天氣這麼壞還開車,簡直是瘋了。
Bridge designers had anticipated such lunacy and invented the crossing guard. 吊橋的設計者早就預料到會有這樣的精神病穿越吊橋,因而設計了防護裝置。