2. Shoes, worn on the foot to prevent the foot from being hurt, in the pre-history of human civilization are mostly straw shoes, cloth shoes, and nowadays, leather shoes, sneakers, casual shoes, and high-heeled shoes are more common.

3. In ancient China, shoes are generally referred to as "shoes".

4. Before the Warring States period, shoes were generally only used as verbs.

5. Original meaning: to trample.

6. Later gradually evolved into a noun.

7. 履，足所依依也。

8. - Shuo Wen.

9. (Crawl is what the feet use to rely on.

10.) Source: Shen Congwen's Border City II: In the daytime, when there is nothing to do, I sit on a small stool at the door to make shoes.