clamp down on

US /klæmp daʊn ɑːn/
UK /klæmp daʊn ɑːn/
"clamp down on" picture
1.

réprimer, prendre des mesures strictes contre

to become more strict about something, or to try to stop something bad from happening

:
The police are clamping down on illegal parking.
La police réprime le stationnement illégal.
The government plans to clamp down on tax evasion.
Le gouvernement prévoit de réprimer l'évasion fiscale.