All 4 Uses of

preserve
in
1984, by Orwell

And somewhere or other, quite anonymous, there were the directing brains who co-ordinated the whole effort and laid down the lines of policy which made it necessary that this fragment of the past should be preserved, that one falsified, and the other rubbed out of existence.
p. 42.9 *

preserved = kept

It eats up the surplus of consumable goods, and it helps to preserve the special mental atmosphere that a hierarchical society needs.
p. 199.2

preserve = keep

It was not easy to preserve inscrutability when you did not know what your face looked like.
p. 280.9

preserve = protect or keep

Definitions:

(1) (preserve as in: preserve the records)
to protect something or to keep it as it is
(2) (preserve as in: preserve the peaches)
to prepare food in a way that keeps it from spoiling
(3) (preserve as in: a wildlife preserve)
protected wildlife area
(4) (preserve as in: no longer a male preserve)
something exclusive to (someone or some group) -- such as an activity or place
(5) (preserves as in: mom made preserves)
chunks of fruit cooked with sugar (like jam) and sealed (usually in a mason jar) so it will not spoil