1. Fu [f ù]: describe in a straightforward way. It is equivalent to today's parallelism rhetoric. Fu is a straightforward description, that is, people express their thoughts, feelings and related things in a straightforward way.
2. Analogy. Compared with this thing, the poet has noumenon or emotion, and uses one thing as an analogy. Generally speaking, the things used for comparison are more vivid, specific, bright and simple than the original things being compared, and are known by people, which is convenient for people to associate and imagine.
3. Xing [x ìì ng]: Speak of other things first to arouse the chanted words. It stimulates the readers' association, enhances the meaning, and produces a vivid and poetic artistic effect.
4. Fu Bixing is the three main means of expression in The Book of Songs. It is an induction of the expression methods of poetry in ancient China. It is based on the creation experience of The Book of Songs.