the world is someone's oyster
US /ðə wɜːrld ɪz ˈsʌm.wʌnz ˈɔɪ.stər/
UK /ðə wɜːrld ɪz ˈsʌm.wʌnz ˈɔɪ.stər/

1.
世界任人遨游, 世界是某人的牡蛎
a person has the ability and freedom to do exactly what they want and go anywhere they want
:
•
After graduating from college, with her new degree, the world was her oyster.
大学毕业后,有了新学位,世界任她遨游。
•
With his talent and ambition, the world is his oyster.
凭借他的才华和抱负,世界任他遨游。