work mapping table的用法和樣例：
例句
- The following table describes the mapping operations that the Character Map transformation supports.
下表說明了字元映射錶轉換支持的映射操作。 - The current research of this area is summarized in this paper, PDMS is introduced and the characteristics and advantages of data mapping tables are analyzed.
本文概述了該領域的相關工作，簡單介紹了對等數據管理系統，分析了數據映射表的概念特徵和優點。
