这是科幻小说《飞向人马座》的节选部分,叙述了“东方号”宇宙飞船在飞行中险遇“黑洞”又摆脱“黑洞”的经过。科学幻想小说,首先应该具有小说的特点:其次应具有科学性,符合某种科学原理:第三要具有幻想性,要求在大胆的幻想中,根据某种科学原理对某种现象的变化作出预测。 This is an excerpt from the science fiction “Flying to Sagittarius,” and describes the passage of the “Vostok” spacecraft in a “black hole” and “black hole” in flight. A sci-fi should first have the characteristics of a novel: Second, it should be scientific and conforms to certain scientific principles. The third must be imaginative. It requires that, in a bold illusion, a certain scientific principle be used to predict changes in a certain phenomenon. .