ambition
1.N-COUNT 可数名词梦想；理想 If you have an ambition to do or achieve something, you want very much to do it or achieve it.
【搭配模式】：oft N to-inf
His ambition is to sail round the world...
他的梦想是环球航行。
He harboured ambitions of becoming a Tory MP.
他梦想成为托利党下院议员。
2.N-UNCOUNT 不可数名词雄心；抱负；野心 Ambition is the desire to be successful, rich, or powerful.
Even when I was young I never had any ambition.
即使是年轻时，我也从没有什么雄心壮志。
...a mixture of ambition and ruthlessness.
既野心勃勃又冷酷无情
