Definition
- C1
To become unable to act rationally or calmly; to lose self-control.
失去理智；情緒失控
Faced with the sudden bad news, she lost her head for a moment and couldn't think at all.
面對突如其來的壞消息，她一時失去理智，完全無法思考。
During the intense debate, he started to lose his head and began yelling loudly.
在激烈的辯論中，他開始失控並大聲喊叫。
She almost lost her head when her child fell in the playground.
當她的孩子在遊樂場跌倒時，她幾乎失去理智。