The morning education machine card means card. Card in Chinese means: card, playing card, program list, postcard, carding machine, spare card, written on the card. Card is an English word, and Chinese translation is cards, postcards, cards, programs and so on. It is also an abbreviation, which means that the number of elements in a set is a very high number. Trainer is an educational electronic product specially designed for preschool education, aiming at promoting children's interest in learning. Cultivate children's learning ability in all aspects. At the same time, there is human-computer interaction, which increases the functions of giving priority to answering questions, encouraging answering questions, and intelligent grading to help children cultivate their interest in learning and develop their potential.