keep your hand in
US /kiːp jʊər hænd ɪn/
UK /kiːp jʊər hænd ɪn/
1.
mantenerse en forma, no perder la práctica
to continue to do something regularly so that you do not lose your skill
:
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Even though she retired, she still teaches a class once a week to keep her hand in.
Aunque se jubiló, todavía da una clase una vez a la semana para mantenerse en forma.
•
He likes to play chess occasionally just to keep his hand in.
Le gusta jugar al ajedrez ocasionalmente solo para mantenerse en forma.