1. Science fiction, referred to as Sci-Fi for short, should be literally translated as "science fiction" or "science fiction" (and the literal translation should be "science fiction" and therefore forced to be translated as "science fiction").
2. Scientific fantasy, that is, according to limited scientific assumptions (the existence of certain things and the occurrence of certain events), fictionalizes possible events without conflicting with the largest amount of known information of human beings (such as existing scientific theories and well-documented event records). Science fiction has developed into a culture and style, and science fiction culture has also become a new culture evolved from science fiction works.
3. Since the first science fiction novel (mary shelley's translation of Frankenstein) came out, science fiction has gradually developed from the original novel form to many fields such as poetry, movies, TV series and comics, and has gradually developed into a culture.
Orthodox sci-fi fans believe that science and fantasy are indispensable. If there is no scientific basis or directly violates scientific conclusions (especially the conclusions verified by experiments), it can only be classified as fantasy, magic or surreal works; On the other hand, if the fantasy is free (the scientific content in the work can be realized in its writing time), it is only a scientific reality story.
5. Science fiction can be roughly divided into two types: one is to follow the mass line and be entertaining; The other is comparative philosophy, which adopts the bipolar classification of "art-popularization". In the following "science fiction literature and popular literature" relationship, the author will discuss the relevant content.
6. Give priority to fantasy, and scientific elements are reduced or completely absent, including utopian science fiction, mandarin duck science fiction and literary science fiction. Taiwan Province Science Fiction Encyclopedia, p. 503. The standard of this classification is very vague. The contents contained here are for reference only.