He's always had a burning ambition to start his own business.
他总是雄心勃勃地想自己创业。
She never realized her ambition of becoming a professional singer.
她从未能实现成为一名职业歌手的志向。
She was intelligent but suffered from a lack of ambition.
她很聪明，但却缺乏远大志向。
Diplomats now expect the mission to be much less ambitious.
这一来外交官们估计这次任务会轻松很多。
The ambitious project was completed in only nine months
这个规模宏大的项目只用了9个月就完成了。