Ser algo que genera muchos beneficios.
To be something that generates a lot of profit.
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See how the word “ser una mina de oro” is used in sentences
Este producto nuevo es una mina de oro para nuestra empresa. — This new product is a money spinner for our company.
¿Hay alguna posibilidad de que este servicio dé mucho dinero? — Is there any chance this service could be a money spinner?
Deberíamos centrarnos en ideas que puedan ser muy rentables. — We should focus on ideas that can be a money spinner.
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