焦循(1763——1820)是清代经学家。就本文研究的范围而论,他在易学、天算学领域都有影响较大的著作,此外,对于文字、音韵、训诂之学,他虽无专著,却也功力深厚,为学界所承认。本文讨论的是焦循易学的一个问题,但却是以焦循对训诂学的理论反思为落脚点。朱子说,《易》只则是个空的物事。未有是事,预先说是理,故包括尽许多道理。看人做甚事,皆撞着他。“清儒以经学训诂为其天职, Jiao Xun (1763--1820) is a Qing scribe. As far as the scope of this study is concerned, he has had a great influence on the fields of Yi-ology and Ancestral Science. In addition, he has no academic monographs, but also has recognized the academic circles for his works on writing, phonology and exegesis. This article discusses one issue of Jiao Xun’s Yi-ology, but based on Jiao Xun’s theoretical reflection on exertion theory. Zhu said that ”easy“ is only an empty thing. There is nothing wrong, said in advance is reasonable, so including a lot of truth. See people do something, are bumping him. ”Confucianism to study Confucianism as its vocation,