shutter
US /ˈʃʌt̬.ɚ/
UK /ˈʃʌt̬.ɚ/

1.
obturador, persiana
a device that opens and closes to admit light to a camera or to protect a window
:
•
The photographer adjusted the camera's shutter speed.
O fotógrafo ajustou a velocidade do obturador da câmera.
•
She closed the window shutters to block out the sun.
Ela fechou as persianas da janela para bloquear o sol.
1.
fechar, encerrar
to close a business or stop operating
:
•
Many small businesses were forced to shutter during the pandemic.
Muitas pequenas empresas foram forçadas a fechar durante a pandemia.
•
The factory decided to shutter its operations due to declining sales.
A fábrica decidiu encerrar suas operações devido à queda nas vendas.