lock into
US /lɑːk ˈɪntuː/
UK /lɑːk ˈɪntuː/

1.
comprometerse con, quedar atrapado en
to commit oneself to a particular course of action or situation, often one that is difficult to change
:
•
We don't want to lock into a long-term contract without careful consideration.
No queremos comprometernos con un contrato a largo plazo sin una consideración cuidadosa.
•
Once you lock into this payment plan, it's hard to change.
Una vez que te comprometes con este plan de pagos, es difícil cambiarlo.
2.
encajar, bloquearse
to become firmly fixed or engaged with something else, often mechanically
:
•
The gears need to lock into place for the machine to work properly.
Los engranajes deben encajar en su lugar para que la máquina funcione correctamente.
•
The two pieces will lock into each other with a click.
Las dos piezas se encajarán entre sí con un clic.