maniacal /məˈnaɪəkəl/

• 1. 

  ADJ If you describe someone's behaviour as maniacal, you mean that it is extreme, violent, or very determined, as if the person were insane. (行为)极端的; 疯狂的; 狂热的 [表不满]

  例：

  He was almost maniacal in his pursuit of sporting records.

  他对打破体育记录的追求是近乎疯狂的。

  例：

  She is hunched forward over the wheel with a maniacal expression.

  她弓身伏在方向盘前，表情像疯了一样。

• 2. 

  maniacally ADV

  例：

  He was last seen striding maniacally to the hotel reception.

  他被最后看到时正发疯似地跨步走向酒店前台。