eternity /ɪˈtɜːnɪtɪ/

• 1. 

  N-UNCOUNT Eternity is time without an end or a state of existence outside time, especially the state that some people believe they will pass into after they have died. 永恒; 永存

  例：

  I have always found the thought of eternity terrifying.

  我总觉得永生的想法很可怕。

• 2. 

  N-SING If you say that a situation lasted for an eternity, you mean that it seemed to last an extremely long time, usually because it was boring or unpleasant. 极长的时间

  例：

  The war continued for an eternity.

  那场战争持续了极长的时间。