对立物

例句：

1. 1. He has agreat ambition to become a successful entrepreneur.
   他有一个成为成功企业家的伟大抱负。
2. 2. Her ambitionis to become a doctor and help people.
   她的抱负是成为一名医生，帮助人们。
3. 3. His ambition wasto make a name for himselfin the business world.
   他的抱负是在商业世界中建立自己的名声。