Someone who is ambitious has a strong desire to be successful, rich, or powerful.
例句
Chris is so ambitious, so determined to do it all...克里斯踌躇满志，决心要将它都做完。He's a very ambitious lad and he wants to play at the highest level.他是个很有抱负的小伙子，想参加最高水平的比赛。
ADJ-GRADED
规模宏大的；艰巨的
An ambitious idea or plan is on a large scale and needs a lot of work to be carried out successfully.
例句
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。Their goal was extraordinarily ambitious.他们的目标极其宏伟。