n.

1. 达成；完成[U]
   achievement of an ambition

   抱负的实现

2. 成就，成绩[C]
   The invention of the computer is a great achievement.

   发明电脑是一大成就。

n.

1. a thing that is achieved.
2. the process or fact of achieving.
3. Heraldry  a representation of a coat of arms with all the adjuncts to which a bearer of arms is entitled.