gallina dalle uova d'oro betyder på engelska

golden goose▼(something that generates much profit)
noun
[UK: ˈɡəʊl.dən ɡuːs] [US: ˈɡoʊl.dən ˈɡuːs]

kill the goose that lays the golden eggs▼(to seek short term gain at the sacrifice of long term profit)
verb