Caching queries

[tavenger5]

I took a look at my slow queries log and I'm seeing things like this:

# Time: 140222  8:50:25
# User@Host: database_user[database_user] @  [10.0.0.4]
# Query_time: 7.076817  Lock_time: 0.000065 Rows_sent: 3  Rows_examined: 4174934
use cellphon_forum;
SET timestamp=1393077025;
SELECT cache.originaltext as originaltext, cache.translated as translated FROM vbenterprisetranslator_cache_medium_es help, vbenterprisetranslator_cache_medium_es cache WHERE help.originaltext='U.S. Supreme$
# User@Host: database_user[database_user] @  [10.0.0.4]
# Query_time: 14.198858  Lock_time: 0.000056 Rows_sent: 18  Rows_examined: 4174934
SET timestamp=1393077025;
SELECT cache.originaltext as originaltext, cache.translated as translated FROM vbenterprisetranslator_cache_medium_es help, vbenterprisetranslator_cache_medium_es cache WHERE help.originaltext='******* Xtre$
# User@Host: database_user[database_user] @  [10.0.0.4]
# Query_time: 13.591001  Lock_time: 0.000274 Rows_sent: 1  Rows_examined: 4174934
SET timestamp=1393077025;
SELECT cache.originaltext as originaltext, cache.translated as translated FROM vbenterprisetranslator_cache_medium_es help, vbenterprisetranslator_cache_medium_es cache WHERE help.originaltext='(Espa&ntilde$

Is there any way to cache queries like this? These queries load on nearly every page load.

Yes, I have the guest cache on.