knuckle down meaning in Hindi

Examples

1. "He's knuckled down this year,"
2. Despite the cages, living conditions beat lab life knuckles down.
3. The players have knuckled down and are playing with great spirit,
4. He just sort of knuckles down and just forges through everything.
5. "He's really going to have to knuckle down.
6. We are going to knuckle down and get it resolved.
7. Now, it's time to really knuckle down.
8. It was time to knuckle down and really bury it.
9. Regardless, 10 man Queens knuckled down and got on with it.
10. Give us a chance to knuckle down and get ready for next week.