Mention is a common rhetorical method in ancient Chinese. In order to make the sentence compact and concise, combine the content that should have been expressed in two phrases or sentences into one phrase or sentence. When merging, the same elements are put together so that there is a separate relationship between the front and back parts of a phrase or sentence.
Yan's family motto style chapter: the father's suicide note, the mother's cup circle, feel the beauty of his hand and mouth, can not bear to read it does not use the rhetorical devices of the mention according to the above definition.