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

1.
o mundo é seu, o mundo é a sua ostra
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.
Depois de se formar na faculdade, com seu novo diploma, o mundo era seu.
•
With his talent and ambition, the world is his oyster.
Com seu talento e ambição, o mundo é seu.