hold the key

US /hoʊld ðə kiː/
UK /hoʊld ðə kiː/
"hold the key" picture
1.

ter a chave, ter a solução

to have the power or control over something; to have the solution to a problem

:
The new technology might hold the key to solving the energy crisis.
A nova tecnologia pode ter a chave para resolver a crise energética.
The CEO alone holds the key to the company's future decisions.
Apenas o CEO detém a chave para as futuras decisões da empresa.