由不同的词根构成的双音复合词,是现代汉语中最能产的构词方式。其中有一种由两个同义或近义的词根构成的同义复合词(有的书叫“同义连文”),它们的词根起着互相诠释,说明的作用,即所谓“互训”。掌握这种同义复合词的特性,会给古汉语的词汇教学带来意想不到的方便;有时,甚至在《辞源》、《辞海》等工具书缺乏的情况 The disyllabic compound composed of different stems is the most productive way of word formation in modern Chinese. There is a synonymous compound word (sometimes called Synonyms) composed of two synonymous or near-rooted roots. Their roots play the role of mutual explanation and explanation, which is called “mutual training.” Grasping the characteristics of such synonymous compound words can bring unexpected convenience to vocabulary teaching of ancient Chinese. Sometimes, even in the absence of reference books such as Ci Yuan, Ci Ci Hai