1, from one side, give some general explanations about a certain feature of things. This method is called explanation.

2, role: clear-cut, clear-cut, at a glance. Explain the characteristics of the object clearly to make the article more convincing.

3. Example: The big arch has two small arches on each shoulder. This creative design not only saves stone and reduces the weight of the bridge, but also increases the water flow in the bridge hole and reduces the impact of flood on the bridge when the river surges. At the same time, add an arch on the arch to make the bridge more beautiful. -"China Stone Arch Bridge"

4. Defining the essential features of a concept with concise language and scientific terms is called definition. Definition can accurately reveal the essence of things.

In order to make the explanation more substantial and convincing, you can quote some documents, poems, proverbs, famous sayings and so on. In order to make the content of the explanation more substantial and specific, you can quote materials to explain. The quoted materials range from classic works, famous sayings, formulas and rules, allusions and proverbs.

6. In order to make the explained object more vivid and concrete, it can be described.

7. For example, there are many places of interest in China. For example, Mount Tai, the Yellow River, the Forbidden City, Confucius, Mount Putuo, the Ming Tombs and Shangri-La.

8. It is often difficult to explain the characteristics of things unilaterally. According to the similarities and differences in shape, nature, reason and function, things can be divided into several categories and then explained one by one according to the categories. This method of explanation is called classification.

9. Function: describes the characteristics of ...

10, quoting poems makes the article poetic. Quoting stories makes the article interesting.

1 1. Contrast method is an explanatory method to compare two kinds of things and phenomena in the same or different categories to illustrate the characteristics of things. Explain that some abstract or unfamiliar things can be compared with concrete or familiar things, so that readers can get a concrete and vivid impression through comparison.

12, for example: according to the building materials and ornate decoration, screens can be divided into gold screens, silver screens, gold screens, painted screens, stone screens, wooden screens and bamboo screens. Therefore, there is a distinction between elegance and vulgarity in art, which also reveals the different economic and cultural levels of users. -"Say the screen"

Example: We only have one earth. If it is destroyed, we have nowhere to go.

14, if we want to get good grades, we must study hard. There is a famous saying, "There is a road in Shushan, but there is no limit to learning the sea."

15, for example: clouds can predict the weather. For example, in Xinjiang, the appearance of clouds means rain. -"Looking at the Clouds to Know the Weather"