The document discusses machine translation techniques for e-learning systems to allow educational materials to be translated into multiple languages. It describes different types of machine translation, including MT for watchers, revisers, translators, and authors. It also outlines various machine translation approaches like knowledge-based MT, statistical MT, and example-based MT. The goal is to use machine translation to generate study materials in languages students can understand, in order to improve learning outcomes and enable students to achieve online learning goals.