slow down
US /sloʊ daʊn/
UK /sloʊ daʊn/

1.
zwolnić, spowolnić
reduce the speed of something or someone
:
•
You need to slow down when you're driving in a residential area.
Musisz zwolnić, gdy jedziesz w obszarze mieszkalnym.
•
The economy is starting to slow down.
Gospodarka zaczyna zwalniać.