looker-on

1. God has waited six thousand years for a looker-on to his work.
   上帝足足等待了6000年，让一个旁观者去见证他的业绩。
2. There is a looker-on who sits behind my eyes.
   有一个旁观者，坐在我的眼睛后面。
3. And there was one looker-on, who remained with eyes fixed upon the spot where the carriage had disappeared, long after it was many miles away;
   驿车早就驶出好几英里开外了，却还有一位送行的人依然用眼睛盯着驿车消逝的那个地方。

noun

1. someone who looks on

   Synonym:    onlooker