It's possible you meant to ask about one of the following:
* "Lesson": A lesson is a unit of instruction that focuses on a specific topic or skill. You might have a lesson on grammar, vocabulary, or pronunciation.
* "Liaison officer": A liaison officer acts as a bridge between two groups or organizations. This might apply if you're studying English in a foreign country and need help with navigating local resources or customs.
* "Connection": This refers to the link between different aspects of learning English, such as how vocabulary, grammar, and pronunciation work together.
Could you please clarify your question? What specific aspect of English learning are you interested in?