训诂学是我国的一门既古老而又年轻的科学。说它古老,是因为这门学问原为我国传统语言学(旧称“小学”)的一个组成部分,历史悠久。秦汉之际出现的我国第一部成系统的词典《尔雅》,就是这门学问开始建立的标志。长期以来,这门古老的学问内容比较庞杂,方法比较陈旧,术语比较晦涩,因而被人视为神秘莫测。说它年轻,是因为 Exegetics is an ancient and young science in our country. It is ancient because it is a part of our traditional linguistics (formerly known as “primary school”) and has a long history. The first dictionary of the system in our country that appeared in the Qin and Han dynasties, Erya, is the hallmark of the beginning of this science. For a long time, this ancient knowledge content is rather complicated, the method is relatively old, and the term is rather obscure, which is regarded as mysterious. It is because young