ambition
英 [æmˈbɪʃn]   美 [æmˈbɪʃn]  
n.
追求的目标;夙愿;野心;雄心;志向;抱负
v.
热望

例句：
One's wild ambition came to light. 

野心败露了。

He was corrupted by power and ambition. 

权力与野心使他腐化堕落。

He stands accused of destroying the party in pursuit of his presidential ambitions 

他被指责为实现自己当总统的野心而不惜毁灭该党。

Macbeth is the story of a Scottish soldier who becomes king but is undone by his own ambition. 

《麦克白》讲述的是一个苏格兰士兵当上了国王，却毁于自己的野心。