made of
Los humanos estamos hechos a base de carbón.
Humans are made of coal.
Se gana su confianza a base de intimidad.
He gains your trust through intimacy.
El chocolate caliente es una bebida hecha a base de chocolate.
Hot chocolate is a drink made from chocolate.
Uno escribe a base de ser un minero de sí mismo.
One writes by being a miner of oneself.
Probé una sopa a base de camarones.
I tried a shrimp-based soup.
No puedes continuar a base de cafés.
You can't keep going on just with coffee.
— Chungking Express (1994)