首頁›Browse›E›exchange of lettersexchange of letters編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看exchange of lettersexchange of letters — 名詞名詞1. the act of sending letters between people or groups1.名詞釋義書信往來the act of sending letters between people or groups例句The exchange of letters between the two professors lasted for years.