detente

详细解释:n. (国际关系)缓和
【法】 缓和, 和好

英语解释：

名词 detente:

the easing of tensions or strained relations (especially between nations)

例句：

Many people say that detente is now a dead letter.很多人说缓和国际紧张局势的论调已是明日黄花。