The word "旋转" is formed by combining two characters, "旋" and "转", both of which independently convey notions of turning or revolving. "旋" suggests a swirling, circular motion, often used in contexts like spirals or revolutions, while "转" denotes the action of turning or changing direction. When paired, these characters reinforce each other to create a compound word that vividly represents the concept of rotation or spinning, emphasizing continuous circular movement through their synergistic meanings.