1 [C] ambition (to do/be sth); ambition (of doing sth) something that you very much want to have or do 目标;抱负;志向:
It has always been her ambition to travel the world.她一直希望游历世界。He finally achieved his ambitionof becoming a doctor.他终于实现成为医生的抱负。
2 [U] a strong desire to be successful, to have power, etc 雄心;权力欲;野心:
One problem of young people today is their lack of ambition.现在的年轻人有一个毛病,就是缺乏雄心壮志。