Complex sentence: In Rungus Language, "Runduk" means "to communicate", and "Tadau" means "the Sun", therefore "Unduk Ngadau" translates to communicate with "Sundu (Kinorohingan)" or God asking for blessing of sunlight.
Split into simpler sentences: In Rungus Language, "Runduk" means "to communicate", and "Tadau" means "the Sun". Thus, "Unduk Ngadau" translates to communicate with "Sundu (Kinorohingan)" or God asking for blessing of sunlight.