She is locking in her decision to pursue a career in medicine.

She is locking into her target.

She felt locked into her job and couldn't see a way out.

I lock into a steady rhythm when I'm running.

He locks out anyone who doesn't have the password.

He locks up the house every night before going to bed.

The staircase locks are essential for navigating the canal.

The flash locks on the doors were broken.

The bank installed multiple time locks on the vault doors.

The bank uses time-locks to secure the vault.