웹 및 사전 참고
사전, 웹, 그리고 강좌 자료 안에서 단어를 찾아보세요 — 모두 앱 안에서.
Look things up without leaving the app. Built-in dictionaries and web references are a tap away, and you can search within the course material too — so a quick check never sends you off to a browser and back.