French phrase
Cela m'empêche de ~.
Meaning
That prevents me from ___.
When to use it
Shows that something prevents an action. It is fairly polite and suits facility restrictions or prohibitions.
Example dialogue
On peut monter sur le toit pour la vue ?
Can we go up to the roof for the view?
L'ascenseur est en panne. Cela m'empêche de monter sur le toit.
The elevator is out of order. That prevents me from going up to the roof.