English translation of '驰骋'

动

1. (字, = 快跑) gallop
   ⇒ 驰骋辽阔草原 (chíchěng liáokuò cǎoyuán) gallop across the wide plains
2. (喻, = 活跃) be very active in
   ⇒ 他驰骋于歌坛多年。 (Tā chíchěng yú gētán duō nián.) He has been very active in the music world for years.