A:Hello! This is May. May I speak to Jenny? B:This is Jenny speaking.What is the matter?A:May I ask you a question?B:Yesof couse .A:I want to know what meaning of "knowledge" is.B:The meaning of "knowledge" is "知识，学识"。A:OhI see. thank you very much.B:You are welcome.A:Good night!B:Good night!