let me elaborate on thata discourse marker used by a lecturer to signal they will provide more detail about a topicThe professor said, "This reaction is exothermic — let me elaborate on that for a moment."NoteThe professor said, "This reaction is exothermic — let me elaborate on that for a moment."Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now