英语语法分析

They issued an ultimatum to the police to rid the area of racist attackers, or they will take the law into their own hands.

他们向警方发出了最后通牒，要他们清除掉该地区的种族主义袭击者，否则他们就要自行采取行动。

《柯林斯英汉双解大词典》

In the "Ultimatum Game," two subjects, who cannot exchange information, are placed in separate rooms.

在“最后通牒游戏”中，两个不能交换信息的受试者被放置在不同的房间里。

The ultimatum contained the threat of military force.

这份最后通牒含有武力威胁。

《牛津词典》