Zhèwèi yěxīn-bóbó de zhèngkè hěnkuài jiù yǐnqǐ le guǎngfàn guānzhù.
This extremely ambitious politician quickly attracted widespread attention.
Tips
usage
野心勃勃 almost always has a negative or at least cautionary tone, the ambition is seen as dangerous, unrestrained, or self-serving. Compare 雄心壮志 which is positive (noble aspirations).
memory
野 (wild) + 心 (heart/ambition) + 勃勃 (vigorous, energetic, reduplicated for intensity). Literally: wild heart bursting with energy.