Every morning it was the same, despite the double locks that were put on the door.

每天早上都是一样的， 尽管门上有双锁。

No sooner was he inside than the warden closed the door and locked it with a double lock.

他一进去，典狱长就关上了门， 上了双锁。

Make sure you double lock your door, not just one lock, both of them, however long you are going out for.

确保你把门锁上两次，而不是只锁一把，两把都锁，不管你要出去多久。