There are many ways of expression used in twilight. Please name two and analyze them.

Using duality, 1 34 sentences to compare the profundity and urgency of border chaos from two aspects of vision and hearing, we can imagine the sufferings of the people and the crisis of national luck.

Using metonymy and remarks, we can know that the war has burned to the snowy mountains, and the drum horn of "Drum Horn Moving the River" also refers to the war. This is to use the characteristics of things to borrow things themselves. Its advantages are vivid, vivid and concrete.

3. The use of "job hunting" allusions enriches the content, thoughts and feelings of poetry and increases the expressive force of poetry.

4. Use contrast technology.