Without turning his body, he snapped the lock closed on the door and took the next two steps into the living room.

With his eyes on the kitchen door, he carefully flipped the lock closed.

Then they stepped into a tiny chamber she called a "lock" and the door closed on them.

But ordinary locks clicked open under those black fingers, and closed again behind us.

The lock was closing again as the Darwin came to face it.

They went in and the lock closed behind them.

He flashed out the door and twisted the lock closed behind him.

He watched the way she had gone until the locks closed again and the ships parted company.

So far, though, the only problem is that the lock occasionally won't close when I tap it.

Her locks closed, and the ship slowly refilled with air.