Pocket Promt English-Russian 1.5
the author of this app says:
Pocket Promt English/Russian is a great program for those who are trying to learn a new language, or who need for a powerful translation utility.
The dictionaries within the program are large and varied in scope, with sections for Business, Legal, Conversation, Software and Internet terms.
The nomenclature contained within these specialized dictionaries makes the program useful for both the casual user and professional.
So if you're looking for a tool to help with all of your translation needs, you would do well to give the Pocket Promt series a try.
To purchase the SH3 version: