After the first language packs have now been generated, we’re pleased to announce that our current development release, Ubuntu Oneiric, is now open for translation:
Translation schedule. Remember that according to the release schedule translatable messages might be subject to change until the User Interface Freeze on the week of the 25th of August.
Language packs. During the development cycle, language packs containing translations will be released twice per week except for the freeze periods. This will allow users and translators to quickly see and test the results of translations.