A step-by-step guide or demonstration that teaches how to do something or use a particular product.
学习 (Xuéxí): Learning. The process of acquiring knowledge or skills through study, practice, or experience.
指导 (Zhǐdǎo): Guidance. Providing instructions or advice on how to do something correctly.
实践 (Shíjiàn): Practice. Applying what you have learned in real-life situations to improve your skills.