quietus

noun

1. 寂灭，解脱（指人生的完结或让人生得以完结的事物）
   death, or sth that causes death, considered as a welcome end to life
2. 有平静（或缓解）作用的东西
   something that makes a person or situation calm

1. After a quietus of twenty years she returned.
   她隐退二十年后又东山再起。
2. The plan has finally got its quietus, ie been abandoned.
   这一计画终於胎死腹中。
3. The police gave the villain his quietus.
   警察结果了那坏蛋的性命。

noun

1. euphemisms for death (based on an analogy between lying in a bed and in a tomb)
   1. she was laid to rest beside her husband
   2. they had to put their family pet to sleep

   Synonym:    resteternal restsleepeternal sleep